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 usb 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 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. The advantage of our product. 1. Make logo according to customer"s design, 2. File preload, files can be non-erasable. 3. Advertisement files Auto-play once USB was plugged into the computer. 4. Website auto pop-up once USB was plugged into the computer. 5. Disk partition. 6. Password protection. Let us see several kinds sports bracelet. Usually sport player has bigger size of wrist than most of us. So we have to choose the right size. There are 6”(150mm) for toddler, 7”(180mm) for youth, 8”(202mm) for adult and extra large of 210mm, 250mm in circumference and 1/4”(6mm), 1/2”(12mm), 3/4”bracelet maker rubber(19mm), 1”(25mm) in width. We make it all together 2mm thickness. Glow in dark silicone wristband is popular for night event. But it is also good for night walk or run. A glow in dark silicone wristband can glow green or blue after absorbing strong light energy. The glow will fade gradually in about 3h and will recover absorbing light again. UV silicone bracelet is a good choice for out door activities or sports like Climbing, rock climbing, cliff descent, kayaking, diving, sailing and so on. A UV silicone bracelet can transfer it’s color darker under sunshine when absorbing UV light. It transfer to purple or blue normally which indicating the strength of the UV index. Wearing it on the wrist is a good way to avoid long time staying under strong sunshine. A mosquito repellent silicone bracelet is very useful to protect ourselves from the mosquito outdoor. It is made from high quality silicone together with lemongrass, lavender, clove and other natural plant oils. And the natural plant oils is the reason wbracelet maker rubberhy it is mosquito resisting.