r printed.build your own wristband The wristband can be solid, swirled, segmented, glowing and UV. I think most people know much about solid, swirled or segmented but glowing and UV. Let me explain. Glow in dark silicone bracelet can glow green or blue after absorbing strong light energy under the effect of glowing powder which is green to human. The glow will fade gradually in about 3h depending on how much light it absorbs. It is the best one for night event. A UV silicone bracelet can transfer it’s color darker under sunshine when absorbing UV light. 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. customize-your-own-charm-braceletcustom-poker-bracelet 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, taboo drugs, status will show up. It is a good help for doctor and patient to know the treatment. It will be good help for hospital to manage patients. All the medical bracelets should made from 100% silicone which is harmless and eco friendly to avoid secondary injury to patients. If the medical id bracbuild your own wristbandelet is embeded with a chip, it will note down the information of exercise, heart beat and sleeping. Then trafer it to the phone app. It contribute to health care. Order less than 100pcs, get 50pcs free and 5pcs keychains free. Order 100pcs or more, get 100pcs free and 10pcs keychains free. All the free wristbands and keychains are same design of the one you order.