how many colors we can choose from , let me give answer as follow. The Pantone is the international standard color chart and color authority famouthick rubber wristbandss around the world. It is widely used in printing, textiles, plastics, graphics, digital technology and other fields as international standard language for the exchange of color information. The Pantone is an authoritative standard for selecting, determining, matching and controlling ink color with color number and color mixing formula of more than 1000 colors. When you choose a pantone color for the bracelet then the engineer will mixed the color according to the formula of color chart. Add the mixed colthick rubber wristbandsor to the silicone then a bracelet of your color completed. Comparing the bracelet with the color chart to see if it is the right one is the direct way to check it. Silicone wristband is not only used as promotional gift, but also as a medical tool. Medical id bracelets is commonly used. It is a high quality silicone bracelets with the ID printed on. We can print bar code, QR code or unique serial number together with some detail of the medical institute. Usually the wristband width need at least 15mm so that the code is clear enough to be scaned. We you scan the code with a phone, the detail of patient name, disease, status will show up. It is a good help for doctor and patient to know the treatment. All the medical bracelets should made from 100% silicone which is harmless and eco friendly to avoid secondary injury to patients.