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 print 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 Tempebasketball silicone braceletsrature 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 We are professional rubber bracelet manufacturer in US. We make all kinds of rubber bracelet with favorable price and high basketball silicone braceletsquality. The bracelet with 2 colors can be segment, swirl or dual layer ones. Swirled colors is more than one color, you can put two to four colors swirled in the bracelet. The colors looks like some coatings mixed half way, some stripe and smoke of color inside. The most outstanding swirled is a camouflage bracelet. A segmented bracelet gets regular color segment from one to another, they are next to each other. We can make mostly 7 colors in a segment, the tipical rainbow bracelet. We can maket the segment bracelet crosswise orlegnthwise. Dual layer rubber bracelet share different colors from outside and inside. Order less than 100pcs, get 50pcs free and 5pcs keychains free. Order 100pcs or more, get 100pcs free and 10pcs keychains free. All the free wristbands and keychains are same design of the one you order.