only with good looking appearance but also indicating the strength of the uv index. So some uv silicone bracelets made as the indication with the ruler of levels of index. Wearing on the wrist to avoid long time staying under strong uv. So what makes it uv transfer ? The answer is the UV phosphor which usd uv energy to open the sensitive molecular bond and make it jump from low energy to high energy level There will be a change from visible light to visible light, resulting in the changing color from light to dark. It become a uv silicone bracelet when the UV phosphor is put into the silicone mass and produce it a band. Different color of the bracelet has different meanings. Band color white stand for making poverty history. Yellow stand for livestrong. Black and white stand for standing up and speaking up. Blue stand for beatting bullying. Pink stand for supporting knowledge strength. Blue and white stand for one world one cause Blue and green stand for say no to sectarianism. Also a silicone bracelet can be used as a promotional item for entertainment or sport. It is hot sale as a advertisement gift. . NO matter you are retailer or consummer, you can get whole sale price here. We have 7 days and 24h customer service to help you make an order easily. We have bulk packing of 100pcs per bag and 1pcs per opp bag as gift packing. 10% discount is available now using coupon code SAVE10. Order 100pcs or more than 100pcs, get 100pcs wristband and 10pcs keychains free. Order less than 100pcs, get 50pcs wristband and 5pcs keychains free. All the free ones are same design as the one you order. We do not have MOQ, even 1 pcs can make. So I think we are good supplier for the purchase of company, school or ocustom logo keychainsther institute. We take care of the after-sale service, if the color is not what you want or there are defective, we can remake it for you. Delivery date is guaranteed. We provide all kinds of silicone wristband, normal shape and figured shape. solid, glow and UV. Printed, colorfilled and embossed printed logo. You can choose colors from all the pantone colors. books, movies, music and games, digital downloads, electronics and computers, household gardening supplies, toys, baby products, food, clothing, shoes and jewelry, health and personal care supplies, sports and outdoor. Supplies, toys, automobiles and industrial products. We can also buy custom rubber bracelet from amazon. Let me show you how to distinguish rubber bracelet. First, the false silicone bracelet is easy to suffer from deformation while the true one has good memory to snap back and relacustom logo keychainstively small permanent deformation. Second, the real silicone bracelet touches smoothly with special surface treatment and easily stick with dust , hair and other impurities. Third, when it burned with fire, the false silicone bracelet will come up with the black material on the edge while the true one shows white powder. And final, tell a reliable method to clean the bracelets. Get it soak in warm water for 3-5min, rub a few and add the detergent if necessary. Then all done after drying by air.