ong lasting, so it is very popular. Let me talk something about UV rubber wristband. A UV rubber bracelet can transfer it’s color darker under sunshine when absorbing UV lightpersonalized bottle opener. 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. We add UV powder which is also green as silicone in production. The UV powder is kind of photochromic material. We use it to make this change. Photoreceptor color is irradiated by ultraviolet or sunlight, absorbs ultraviolet or sunlight, and produces changes in color. When it loses ultraviolet or sunlight, it returns to the original color. We make the UV transfer wristband with silicone material original colors. So it look like jelly with translucent. The it gets to purple or blue in the sunshine, so cool it is. All styles of logo we can customize on it, debossed , colorfilled, embossed, embossed printed or print. And the size we can make is adult , women, youth and toddler. The there is anything unclear, please go to our category at which we will show you all. custom-rubber-wristbandsjac-vanekpersonalized bottle opener-rubber-bracelet 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.