ng lasting, so it is very popular. Let me talk something about UV silicone wristband. 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. 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. Photoreceptor products, after sunlight or ultraviolet radiation, can absorb the energy of the sun or ultraviolet rays, produce changes in the molecular structure, lead to changes in the absorption wavelength, and produce color changpromotion giftses; when the sun or ultraviolet energy is lost, the original molecular structure is restored and the color of the cost is reduced. Application of photosensitive discoloration material: coating, suitable for various surface coating products, including PMMA spray paint, ABS spray paint, PVC spray paint. Ink, printing of various materials, including fabric, paper, synthetic film, glass, etc. Plastic products, suitable for various kinds of plastic PP, PVC, ABS, silicone rubber and other materials, suchpromotion gifts as the ejection, out of shape. waterproof-wristbands-for-eventsevent-wristbands-walmart ung people . Nowadays , various types of rubber bracelets have been popular all over the world . Silicone bracelets are used in all kinds of entertainment venues and stadiums . They can be used as gifts, souvenirs, promotional products , etc . They are hot fashion ornament . They are also a kind of low-cost , high-efficiency advertising promotional gifts. Most of the silicone bracelets have no practical use . They are just fashion accessories . The words or expressions on the silicone bracelets usually reflect the beliefs and values of the wearer . When we wear silicone bracelets for a long time, they get dirty . How to Clean silicone wristband ? There are some ways . 1.Clean water . After the ssilicone bracelet becomes dirty , the simplest and most effective way is to rinse it with clean water . 2.Toothpaste . If the silicone hand ring is accidentally stained or greasy , it can be washed with a wet toothbrush dipped in toothpaste , then rinsed with clean water , and then wiped with napkins or soft cloth . 3.Bath lotion and laundry detergent: Apply the liquid to the place directly where it needs to be cleaned, then rinse it off with clean water after full friction .