Custom silicone wristband usb flash drive is a product combining silicone wristband and usb flash drive. It become a popular promotion gift, a printed silicone wristband usb flash drive contributes to company event and memorials. The wristband can be customized in all pantone colors. Black and white is the most popular. Size can be adult and youth. We can green rubber bracelet meaningprint a logo on the central part of it. Capacity can be 512MB, 1GB, 2GB, 4GB, 8GB, 16GB, 32GB,64GB. Operating Temperature is -32°F to 140°F (0°C to 60°C). Storage Temperature is -4°F to 185°F (-20°C to 85°C). Read speed 18M/S,write speed:3.8M/S (USB2.0). Working voltage is 5V with wrking power 300mA. Guaranteed 2 ear warranty. Operation system Windows 98/ SE /ME /2000 /XP/ 7/ Vista, Linux 2.4.x, Mac Windows 7, etc. wholesale-wristbands-chinawristbands-silicone-cheap It is made by mould. The logo can be debossed, debossed colorfilled, embossed, embossed printed or printed. Glow in dark rubber bracelet. A glow in dark rubber bracelet can glow green or blue after absorbing strong light energy under the effect of glowing powder which is green to human. The glow will fade gradually in about 3h depending on how much light it absorbs. We can make it glowing band as well as or the debossed and glowing logo. It is the best one for night event. UV rubber bracelet. A UV rubber bracelet can transfer it’s color darker under sunshine when absorbing UV light. It transfer to purple or blue normally which green rubber bracelet meaningindicating the strength of the UV index. Wearing it on the wrist is a good way to avoid long time staying under strong sunshine. We add UV powder which is also green as silicone in production.