ve The bracelet can be customized in all pantone colors. 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. silicone-wristbandrubber-message-bracelets simple style to express yourself. Debossed or embossed bracelets is the kind that engraved lettering or raised lettering to let you message stand out. Also it can be color filled or printed to become a dazzling bracelets. A custom silicone wristband with different colors, logos or lettering is good for promotion of personal or the organization. People apply silicone wristbands for Cross-fit , Team Sports, Holiday rubber braceletsDecoration, Party Favors, promotional gifts, Awareness, Corporate Trade Shows, Political Campaigning or Memorials. There are 7 steps to creat a rubber bracelet. 1. Design the artwork. To write the artwork according to the custom request by the CDR or AI. 2. Make the mould. It takes about 2 daysrubber bracelets to make the mould for the wristband. 3. Color and rubber mixing. 4. To produce wristbands by the mould. 5. Quality checking. The unqualified product should be picked out. 6. Edge cutting. 7. Packing and delivery. We make all the designs for free. If you need to put your logo on wristband, JPG, PDF or AI file is appreciated. Our designer is skilled to transfer it into the digital proof. We will make it to your satisfaction. All we do for designing is free no matter you place the order or not. Besides we can send you photo physical sample before mass production if necessary.