Product Model: ZT-GD-U0221 Product Category: Leather USB flash drive Material: Leather Size: Weight: 25g Memory sizes available: 1-64GB 1) Compliant with USB specification 1.1 / 2.0 2) High speed, at least 10 years of data retention 3) Plug and play support: Win 98SE / 2000 / ME / XP / VISTA / WIN7 / WIN8 4) Plug-and-play; no external power supply required, USB bus-powered 5) All drives are made with high quality Samsung/Hynix/Micron memory 6) Data transfer rate: 5000 KB/s 7) Supports multi-partition and password access 8) Supports BIOS booting as USB-ZIP or USB-HDD 9) OEM: each USB drive is customized with your company's logo 10) Packing design can be changed as per buyers' needs 11) Prior to imprinting we will send you a proof for approval (if requested) 12) The price is valid for 2 days and it should be confirmed by us finally 13) Various colors optional, meets personal favorites very well 14) FCC, CE and RoHS Certification