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 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 rubber band bracelet charmspload/2019/20190318/164758_5821.png" width="350" height="350"> have size of 150mm, 180mm and 202mm. it should be bigger for the ankle bracelets. So the suitable size should be 160mm for toddler, 190mm for youth and 210mm for adult. We can also do 230mm and 250mm as extra large. 1/4 inch width is good for an ankle bracelet. Same as wirstband, the logo or slogan on ankle bracelet can be printed, colorfilled, embossed printed, debossed or embossed also. We make all the bracelet matching the pantone colors. The bracelet can be solid, segment, swirl, glowing and UV transfer. We can add glitter into the bracelet, it gain therubber band bracelet charms effect of little stars. We color the logo with the silicoe ink which is eco friendly as well. Usually you can choose the logo style for normal easy design. If the logo is hard, we will advise the best one. Like if the outline is less than 0.3mm thickness, we can only use printed style. As the colorfilled, embossed printed, debossed and embossed require at least 0.3mm.