Shop NVMe Network Case

Sponsored
$23.95
Sabrent USB 3.2 Type-C Tool-Free Enclosure For M.2 Pcie Nvme And SATA Ssds (EC-SNVE)
Amazon.com
9K+
$23.95
Sabrent USB 3.2 Type-C Tool-Free Enclosure For M.2 Pcie Nvme And SATA Ssds (EC-SNVE)
Amazon.com
9K+
$116.00
Nvme M.2 SSD Waterproof Case - 28 Capacity
Perm-A-Store
$116.00
Nvme M.2 SSD Waterproof Case - 28 Capacity
Perm-A-Store
$19.99
Bestparts New 2.5 To 3.5 Inch Nvme Drive Tray Caddy Compatible With Supermicro Server MCP-220-00138-0B
Amazon.com
4
$19.99
Bestparts New 2.5 To 3.5 Inch Nvme Drive Tray Caddy Compatible With Supermicro Server MCP-220-00138-0B
Amazon.com
4
$349.99
Navepoint 6U Server Cabinet With Hinged Back - 25.5' Deep, 6U Server Rack Enclosure With Locking Glass Door, Wall Mount Rack With Removable Side
Amazon.com
147
Free shipping
$349.99
Navepoint 6U Server Cabinet With Hinged Back - 25.5' Deep, 6U Server Rack Enclosure With Locking Glass Door, Wall Mount Rack With Removable Side
Amazon.com
147
$23.99
Dockteck M.2 Nvme SATA SSD Enclosure, Tool-Free 10Gbps USB 3.2 Gen 2 Nvme To USB Adapter Case For Ssds 2230/2242/2260/2280, External SSD Reader
Amazon.com
25
$23.99
Dockteck M.2 Nvme SATA SSD Enclosure, Tool-Free 10Gbps USB 3.2 Gen 2 Nvme To USB Adapter Case For Ssds 2230/2242/2260/2280, External SSD Reader
Amazon.com
25
$27.99
Dual Protect Hard M.2 SSD Holder With 12 PCS Individual Clear M.2 Nvme Case For M.2 2280 2260 2242 2230 Ssds Storage, Water-Resistant & Shockproof M
Amazon.com
16
$27.99
Dual Protect Hard M.2 SSD Holder With 12 PCS Individual Clear M.2 Nvme Case For M.2 2280 2260 2242 2230 Ssds Storage, Water-Resistant & Shockproof M
Amazon.com
16
$35.99
Orico M.2 Nvme SSD Enclosure 2X4tb Aluminum Dual Bay Nvme Enclosure Case USB C To M.2 Adapter For M Key Pcie ,Support Trim And Uasp
Walmart
Special Offer
Free shipping
$35.99
Orico M.2 Nvme SSD Enclosure 2X4tb Aluminum Dual Bay Nvme Enclosure Case USB C To M.2 Adapter For M Key Pcie ,Support Trim And Uasp
Walmart
Special Offer
$92.86
$148.58
Sabrent EC-NVME Storage Enclosure
posury
Free shipping
37% off
$92.86
$148.58
Sabrent EC-NVME Storage Enclosure
posury
Free shipping
$33.29
$36.99
Orico Dual Bay M.2 Nvme SSD Enclosure Aluminum External Nvme Enclosure USB C To Nvme M.2 Enclosure For M Key SSD,Support Trim Uasp2x4tb Maxno Drive
Walmart
Special Offer
10% off
$33.29
$36.99
Orico Dual Bay M.2 Nvme SSD Enclosure Aluminum External Nvme Enclosure USB C To Nvme M.2 Enclosure For M Key SSD,Support Trim Uasp2x4tb Maxno Drive
Walmart
Special Offer
$18.99
SSK M.2 NVME SATA SSD Enclosure Adapter, USB 3.2 Gen 2 (10 Gbps) To NVME PCI-E SATA M-Key/(B+M) Key Solid State Drive External Enclosure Aluminum
Amazon.com
12K+
$18.99
SSK M.2 NVME SATA SSD Enclosure Adapter, USB 3.2 Gen 2 (10 Gbps) To NVME PCI-E SATA M-Key/(B+M) Key Solid State Drive External Enclosure Aluminum
Amazon.com
12K+
$53.99
Orico M.2 Nvme SSD Enclosure Max 4Tb Nvme Enclosure 40Gbps Nvme M.2 Enclosure For M Key Nvme Pcie Ssd,Compatible With Thunderbolt 3/4 Usb4.0 Usb3.2/3.
Walmart
Special Offer
Free shipping
$53.99
Orico M.2 Nvme SSD Enclosure Max 4Tb Nvme Enclosure 40Gbps Nvme M.2 Enclosure For M Key Nvme Pcie Ssd,Compatible With Thunderbolt 3/4 Usb4.0 Usb3.2/3.
Walmart
Special Offer
$15.99
SSK M.2 Nvme Enclosure, Tool-Free SSD Enclosure Adapter, USB C 3.2 Gen 2 10Gbps Pcie Mkey External Solid State Drive Case, Support UASP Trim For
Amazon.com
1K+
$15.99
SSK M.2 Nvme Enclosure, Tool-Free SSD Enclosure Adapter, USB C 3.2 Gen 2 10Gbps Pcie Mkey External Solid State Drive Case, Support UASP Trim For
Amazon.com
1K+
$49.99
Orico M.2 Enclosure Nvme 20Gbps Transparent External M.2 Enclosure Max 4TB USB C To M.2 Nvme SSD Enclosure Adapter For M Key, Built-In Fan, Support Ua
Walmart
Special Offer
Free shipping
$49.99
Orico M.2 Enclosure Nvme 20Gbps Transparent External M.2 Enclosure Max 4TB USB C To M.2 Nvme SSD Enclosure Adapter For M Key, Built-In Fan, Support Ua
Walmart
Special Offer
$64.99
$79.99
MAIWO MAIWO 4 Bay M.2 SATA/Nvme SSD Base M/B&M Key M.2 Case USB-C SSD Case NVME And NGFF External HD With Fan For PC
Banggood
Free shipping
18% off
$64.99
$79.99
MAIWO MAIWO 4 Bay M.2 SATA/Nvme SSD Base M/B&M Key M.2 Case USB-C SSD Case NVME And NGFF External HD With Fan For PC
Banggood
Free shipping
$39.99
Orico M.2 SSD Enclosure 20Gbps Nvme To Type-C Enclosure 2TB External M.2 Nvme Enclosure Case Built-In Cooling Fan For M.2 Nvme 2230/2242/2260/2280 SSD
Walmart
Special Offer
Free shipping
$39.99
Orico M.2 SSD Enclosure 20Gbps Nvme To Type-C Enclosure 2TB External M.2 Nvme Enclosure Case Built-In Cooling Fan For M.2 Nvme 2230/2242/2260/2280 SSD
Walmart
Special Offer
$439.99
$499.99
Sandisk Professional Pro-Blade Station Desktop SSD Storage Enclosure 4-Slot SSD Pro-Blade External Storage Enclosure With Thunderbolt 3
Sweetwater
82
12% off
$439.99
$499.99
Sandisk Professional Pro-Blade Station Desktop SSD Storage Enclosure 4-Slot SSD Pro-Blade External Storage Enclosure With Thunderbolt 3
Sweetwater
82
$195.99
$249.99
MAIWO MAIWO K2024 4 Bay M.2 Nvme SSD Enclosure With USB4 Port 40Gbps High Speed SSD Case With Colling Fan Support 1-To-3 Offline Clone For 2230/2242/2
Banggood
Free shipping
21% off
$195.99
$249.99
MAIWO MAIWO K2024 4 Bay M.2 Nvme SSD Enclosure With USB4 Port 40Gbps High Speed SSD Case With Colling Fan Support 1-To-3 Offline Clone For 2230/2242/2
Banggood
Free shipping
$24.99
Orico M.2 Nvme SSD Enclosure USB 3.2 Type-C 10 Gbps M Key Nvme Enclosure 4TB Aluminum External Nvme M.2 Enclosure Case Support UASP(No Drive)
Walmart
Special Offer
$24.99
Orico M.2 Nvme SSD Enclosure USB 3.2 Type-C 10 Gbps M Key Nvme Enclosure 4TB Aluminum External Nvme M.2 Enclosure Case Support UASP(No Drive)
Walmart
Special Offer
$139.39
Acasis Dual-Bay Nvme Thunderbolt Hard Drive Enclosure Supports Raid Mode And USB Interface Expansion
Walmart
Special Offer
Free shipping
$139.39
Acasis Dual-Bay Nvme Thunderbolt Hard Drive Enclosure Supports Raid Mode And USB Interface Expansion
Walmart
Special Offer
$21.99
Orico M.2 Nvme SSD Enclosure 10Gbps Usb3.2 Gen2 4Tb M.2 SSD Enclosure Hard Drive Enclosure Case For Nvme Tool-Free Support Uasp
Walmart
Special Offer
Free shipping
$21.99
Orico M.2 Nvme SSD Enclosure 10Gbps Usb3.2 Gen2 4Tb M.2 SSD Enclosure Hard Drive Enclosure Case For Nvme Tool-Free Support Uasp
Walmart
Special Offer
$171.02
MB326SP-B ICY DOCK Expresscage 6-Bay SATA / HDD / SSD Hot-Swap 2.5-Inch Cage For 5.25-Inch Bay
etechbuy.com
462
Free shipping
$171.02
MB326SP-B ICY DOCK Expresscage 6-Bay SATA / HDD / SSD Hot-Swap 2.5-Inch Cage For 5.25-Inch Bay
etechbuy.com
462
$33.29
$36.99
Orico 20Gbps M.2 Nvme SSD Enclosure Adapter Nvme Enclosure Aluminum External M.2 Enclosure For Nvme M-Key & M+B Key SSD (Max 4 TB)(No Drive)
Walmart
Special Offer
10% off
$33.29
$36.99
Orico 20Gbps M.2 Nvme SSD Enclosure Adapter Nvme Enclosure Aluminum External M.2 Enclosure For Nvme M-Key & M+B Key SSD (Max 4 TB)(No Drive)
Walmart
Special Offer
$109.99
Orico 2 Pcs/Set M.2 SATA/Nvme Enclosure 10Gbps With Dual-Bay Nvme Enclosure M.2 Nvme Offline Clone Case Tool-Free For M Key Pcie M.2 SSD
Walmart
Special Offer
Free shipping
$109.99
Orico 2 Pcs/Set M.2 SATA/Nvme Enclosure 10Gbps With Dual-Bay Nvme Enclosure M.2 Nvme Offline Clone Case Tool-Free For M Key Pcie M.2 SSD
Walmart
Special Offer
$56.99
Orico M.2 Nvme SSD Enclosure 40Gbps Up To 4TB Usb4 Nvme Enclosure With Fan External M.2 USB C Enclosure For Samsung 990 Pro, Compatible Thunderbolt 3/
Walmart
Special Offer
Free shipping
$56.99
Orico M.2 Nvme SSD Enclosure 40Gbps Up To 4TB Usb4 Nvme Enclosure With Fan External M.2 USB C Enclosure For Samsung 990 Pro, Compatible Thunderbolt 3/
Walmart
Special Offer
$93.92
Tapdra Dual Bay M 2 Nvme SSD Enclosure Usb3 2 Gen2x2 20Gbps Raid Modes For Secure Data Storage
Walmart
Special Offer
Free shipping
$93.92
Tapdra Dual Bay M 2 Nvme SSD Enclosure Usb3 2 Gen2x2 20Gbps Raid Modes For Secure Data Storage
Walmart
Special Offer
$52.99
$89.99
MAIWO MAIWO K1719 USB4 40Gbps M.2 Nvme SSD Enclosure Aluminum Alloy M.2 External Case Compatible With Thunderbolt 4 Type-C NVME M.2 SSD Case
Banggood
Free shipping
41% off
$52.99
$89.99
MAIWO MAIWO K1719 USB4 40Gbps M.2 Nvme SSD Enclosure Aluminum Alloy M.2 External Case Compatible With Thunderbolt 4 Type-C NVME M.2 SSD Case
Banggood
Free shipping
$90.72
Acasis M.2 Nvme SSD Enclosure 40Gbps,8TB Nvme Enclosure USB C To Nvme M.2 Enclosure,Hard Drive Enclosure Compatible With Thunderbolt 3/4
Walmart
Special Offer
$90.72
Acasis M.2 Nvme SSD Enclosure 40Gbps,8TB Nvme Enclosure USB C To Nvme M.2 Enclosure,Hard Drive Enclosure Compatible With Thunderbolt 3/4
Walmart
Special Offer
$65.99
$85.99
JEYI 586R Dual Nvme SDD Enclosure 2-Bay 2-Bay Hardware RAID Enclosure 20Gbps Transmission Speed SSD Case Support RAID0/
Banggood
Free shipping
23% off
$65.99
$85.99
JEYI 586R Dual Nvme SDD Enclosure 2-Bay 2-Bay Hardware RAID Enclosure 20Gbps Transmission Speed SSD Case Support RAID0/
Banggood
Free shipping
$156.57
Acasis 80Gbps M.2 Nvme SSD Enclosure Compatible With Thunderbolt 5
Walmart
Special Offer
Free shipping
$156.57
Acasis 80Gbps M.2 Nvme SSD Enclosure Compatible With Thunderbolt 5
Walmart
Special Offer
$18.99
Orico M.2 Nvme Pcie SSD Enclosure 10Gbps Aluminum M Key Nvme Enclosure USB 3.2 External USB C Adapter Nvme Reader,Supports 4TB
Walmart
Special Offer
Free shipping
$18.99
Orico M.2 Nvme Pcie SSD Enclosure 10Gbps Aluminum M Key Nvme Enclosure USB 3.2 External USB C Adapter Nvme Reader,Supports 4TB
Walmart
Special Offer
$224.25
$299.00
Acasis 80Gbps M.2 Nvme Ssd Enclosure Compatible With Thunderbolt 5
eBay
Free shipping
25% off
$224.25
$299.00
Acasis 80Gbps M.2 Nvme Ssd Enclosure Compatible With Thunderbolt 5
eBay
Free shipping
$22.99
UGREEN SSD Enclosure, Tool-Free USB C External, 10Gbps M.2 Nvme To USB Adapter/Reader Supports M And B&M Keys And Size 2230/2242 /2260/2280 Ssds
Amazon.com
10K+
$22.99
UGREEN SSD Enclosure, Tool-Free USB C External, 10Gbps M.2 Nvme To USB Adapter/Reader Supports M And B&M Keys And Size 2230/2242 /2260/2280 Ssds
Amazon.com
10K+
$45.75
$49.95
USB4 M.2 SSD Enclosure 40Gbps M2 Nvme Case Thunderbolt USB-C M.2 SSD Case Compatible With USB
Aliexpress
Free shipping
$45.75
$49.95
USB4 M.2 SSD Enclosure 40Gbps M2 Nvme Case Thunderbolt USB-C M.2 SSD Case Compatible With USB
Aliexpress
Free shipping
$219.99
Terramaster D5 Hybrid HDD Nvme Enclosure - USB 3.2 Gen 2 10Gbps Type C 5Bay USB Storage Supports Raid 0/1/Single/JBOD Exclusive 2+3 Raid Hybrid Disk A
Walmart
Special Offer
Free shipping
$219.99
Terramaster D5 Hybrid HDD Nvme Enclosure - USB 3.2 Gen 2 10Gbps Type C 5Bay USB Storage Supports Raid 0/1/Single/JBOD Exclusive 2+3 Raid Hybrid Disk A
Walmart
Special Offer
$13.99
Orico M.2 Sata SSD Enclosure 5Gbps External M.2 SSD Enclosure Max 4TB-No Drive
Walmart
Special Offer
Free shipping
$13.99
Orico M.2 Sata SSD Enclosure 5Gbps External M.2 SSD Enclosure Max 4TB-No Drive
Walmart
Special Offer
$64.99
Cooler Master Elite 301 Micro-ATX High Airflow PC Case, 365mm GPU Max, 280mm AIO Max, Type C, Tempered Glass, Triple 120mm PWM Fan, Intakes Grill,
Amazon.com
258
Free shipping
$64.99
Cooler Master Elite 301 Micro-ATX High Airflow PC Case, 365mm GPU Max, 280mm AIO Max, Type C, Tempered Glass, Triple 120mm PWM Fan, Intakes Grill,
Amazon.com
258
See more
See less
    Some results have been hidden because they may be inaccessible to you.Show inaccessible results
    See more images

    Shop NVMe Network Case

    Sponsored
    $23.95
    Sabrent USB 3.2 Type-C Tool-Free Enclosure For M.2 Pcie Nvme And SATA Ssds (EC-SNVE)
    Amazon.com
    9K+
    $23.95
    Sabrent USB 3.2 Type-C Tool-Free Enclosure For M.2 Pcie Nvme And SATA Ssds (EC-SNVE)
    Amazon.com
    9K+
    $116.00
    Nvme M.2 SSD Waterproof Case - 28 Capacity
    Perm-A-Store
    $116.00
    Nvme M.2 SSD Waterproof Case - 28 Capacity
    Perm-A-Store
    $19.99
    Bestparts New 2.5 To 3.5 Inch Nvme Drive Tray Caddy Compatible With Supermicro Server MCP-220-00138-0B
    Amazon.com
    4
    $19.99
    Bestparts New 2.5 To 3.5 Inch Nvme Drive Tray Caddy Compatible With Supermicro Server MCP-220-00138-0B
    Amazon.com
    4
    $349.99
    Navepoint 6U Server Cabinet With Hinged Back - 25.5' Deep, 6U Server Rack Enclosure With Locking Glass Door, Wall Mount Rack With Removable Side
    Amazon.com
    147
    Free shipping
    $349.99
    Navepoint 6U Server Cabinet With Hinged Back - 25.5' Deep, 6U Server Rack Enclosure With Locking Glass Door, Wall Mount Rack With Removable Side
    Amazon.com
    147
    $23.99
    Dockteck M.2 Nvme SATA SSD Enclosure, Tool-Free 10Gbps USB 3.2 Gen 2 Nvme To USB Adapter Case For Ssds 2230/2242/2260/2280, External SSD Reader
    Amazon.com
    25
    $23.99
    Dockteck M.2 Nvme SATA SSD Enclosure, Tool-Free 10Gbps USB 3.2 Gen 2 Nvme To USB Adapter Case For Ssds 2230/2242/2260/2280, External SSD Reader
    Amazon.com
    25
    $27.99
    Dual Protect Hard M.2 SSD Holder With 12 PCS Individual Clear M.2 Nvme Case For M.2 2280 2260 2242 2230 Ssds Storage, Water-Resistant & Shockproof M
    Amazon.com
    16
    $27.99
    Dual Protect Hard M.2 SSD Holder With 12 PCS Individual Clear M.2 Nvme Case For M.2 2280 2260 2242 2230 Ssds Storage, Water-Resistant & Shockproof M
    Amazon.com
    16
    $35.99
    Orico M.2 Nvme SSD Enclosure 2X4tb Aluminum Dual Bay Nvme Enclosure Case USB C To M.2 Adapter For M Key Pcie ,Support Trim And Uasp
    Walmart
    Special Offer
    Free shipping
    $35.99
    Orico M.2 Nvme SSD Enclosure 2X4tb Aluminum Dual Bay Nvme Enclosure Case USB C To M.2 Adapter For M Key Pcie ,Support Trim And Uasp
    Walmart
    Special Offer
    $92.86
    $148.58
    Sabrent EC-NVME Storage Enclosure
    posury
    Free shipping
    37% off
    $92.86
    $148.58
    Sabrent EC-NVME Storage Enclosure
    posury
    Free shipping
    $33.29
    $36.99
    Orico Dual Bay M.2 Nvme SSD Enclosure Aluminum External Nvme Enclosure USB C To Nvme M.2 Enclosure For M Key SSD,Support Trim Uasp2x4tb Maxno Drive
    Walmart
    Special Offer
    10% off
    $33.29
    $36.99
    Orico Dual Bay M.2 Nvme SSD Enclosure Aluminum External Nvme Enclosure USB C To Nvme M.2 Enclosure For M Key SSD,Support Trim Uasp2x4tb Maxno Drive
    Walmart
    Special Offer
    $18.99
    SSK M.2 NVME SATA SSD Enclosure Adapter, USB 3.2 Gen 2 (10 Gbps) To NVME PCI-E SATA M-Key/(B+M) Key Solid State Drive External Enclosure Aluminum
    Amazon.com
    12K+
    $18.99
    SSK M.2 NVME SATA SSD Enclosure Adapter, USB 3.2 Gen 2 (10 Gbps) To NVME PCI-E SATA M-Key/(B+M) Key Solid State Drive External Enclosure Aluminum
    Amazon.com
    12K+
    $53.99
    Orico M.2 Nvme SSD Enclosure Max 4Tb Nvme Enclosure 40Gbps Nvme M.2 Enclosure For M Key Nvme Pcie Ssd,Compatible With Thunderbolt 3/4 Usb4.0 Usb3.2/3.
    Walmart
    Special Offer
    Free shipping
    $53.99
    Orico M.2 Nvme SSD Enclosure Max 4Tb Nvme Enclosure 40Gbps Nvme M.2 Enclosure For M Key Nvme Pcie Ssd,Compatible With Thunderbolt 3/4 Usb4.0 Usb3.2/3.
    Walmart
    Special Offer
    $15.99
    SSK M.2 Nvme Enclosure, Tool-Free SSD Enclosure Adapter, USB C 3.2 Gen 2 10Gbps Pcie Mkey External Solid State Drive Case, Support UASP Trim For
    Amazon.com
    1K+
    $15.99
    SSK M.2 Nvme Enclosure, Tool-Free SSD Enclosure Adapter, USB C 3.2 Gen 2 10Gbps Pcie Mkey External Solid State Drive Case, Support UASP Trim For
    Amazon.com
    1K+
    $49.99
    Orico M.2 Enclosure Nvme 20Gbps Transparent External M.2 Enclosure Max 4TB USB C To M.2 Nvme SSD Enclosure Adapter For M Key, Built-In Fan, Support Ua
    Walmart
    Special Offer
    Free shipping
    $49.99
    Orico M.2 Enclosure Nvme 20Gbps Transparent External M.2 Enclosure Max 4TB USB C To M.2 Nvme SSD Enclosure Adapter For M Key, Built-In Fan, Support Ua
    Walmart
    Special Offer
    $64.99
    $79.99
    MAIWO MAIWO 4 Bay M.2 SATA/Nvme SSD Base M/B&M Key M.2 Case USB-C SSD Case NVME And NGFF External HD With Fan For PC
    Banggood
    Free shipping
    18% off
    $64.99
    $79.99
    MAIWO MAIWO 4 Bay M.2 SATA/Nvme SSD Base M/B&M Key M.2 Case USB-C SSD Case NVME And NGFF External HD With Fan For PC
    Banggood
    Free shipping
    $39.99
    Orico M.2 SSD Enclosure 20Gbps Nvme To Type-C Enclosure 2TB External M.2 Nvme Enclosure Case Built-In Cooling Fan For M.2 Nvme 2230/2242/2260/2280 SSD
    Walmart
    Special Offer
    Free shipping
    $39.99
    Orico M.2 SSD Enclosure 20Gbps Nvme To Type-C Enclosure 2TB External M.2 Nvme Enclosure Case Built-In Cooling Fan For M.2 Nvme 2230/2242/2260/2280 SSD
    Walmart
    Special Offer
    $439.99
    $499.99
    Sandisk Professional Pro-Blade Station Desktop SSD Storage Enclosure 4-Slot SSD Pro-Blade External Storage Enclosure With Thunderbolt 3
    Sweetwater
    82
    12% off
    $439.99
    $499.99
    Sandisk Professional Pro-Blade Station Desktop SSD Storage Enclosure 4-Slot SSD Pro-Blade External Storage Enclosure With Thunderbolt 3
    Sweetwater
    82
    $195.99
    $249.99
    MAIWO MAIWO K2024 4 Bay M.2 Nvme SSD Enclosure With USB4 Port 40Gbps High Speed SSD Case With Colling Fan Support 1-To-3 Offline Clone For 2230/2242/2
    Banggood
    Free shipping
    21% off
    $195.99
    $249.99
    MAIWO MAIWO K2024 4 Bay M.2 Nvme SSD Enclosure With USB4 Port 40Gbps High Speed SSD Case With Colling Fan Support 1-To-3 Offline Clone For 2230/2242/2
    Banggood
    Free shipping
    $24.99
    Orico M.2 Nvme SSD Enclosure USB 3.2 Type-C 10 Gbps M Key Nvme Enclosure 4TB Aluminum External Nvme M.2 Enclosure Case Support UASP(No Drive)
    Walmart
    Special Offer
    $24.99
    Orico M.2 Nvme SSD Enclosure USB 3.2 Type-C 10 Gbps M Key Nvme Enclosure 4TB Aluminum External Nvme M.2 Enclosure Case Support UASP(No Drive)
    Walmart
    Special Offer