There are quite a few bracelets on the market under the banner of "going to rheumatism". They are exquisite in workmanship and various in style, but they are made of various materials. Experts say that rheumatic bracelets have never been heard of as a treatment for rheumatic diseases, and they still lack scientific evidence. silicone-allergy-braceletmontre-tommy-hilfiger-homme-bracelet-silicone and youth. We can print a logo on the central part of it. Capacity can be 512MB, 1GB, 2GB, 4GB, 8GB, 16GB, 32GB,64GB. Opdual layer wristbandserating 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 . 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 the effect of little stars. dual layer wristbandsWe 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.