nto the band body or the ink for the printed or debossed colorfilled style wristband. The glow powder is eco as well as the silicone material. When absorbs enough strong light before being put in the dark, it glows blue, green or red depending on the style of the glow power. The glow will last for hours and gradually weaken. But when reabsorbs the light , it glows again like original shows. It is the most favorable item for the night event. It looks so good in the dark reflecting the logo custom. Hope this can help you for the glow in dark rubber wristbands. A uv rubber wristband can transfer its color darker under sunshine when absorbing uv light. It is not only with good looking appearance but also indicating the strength of the uv index. So some uv rubber wristbands 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 custom-wristbands-australiacheap-custom-wristbands-no-minimum hat the characteristic of this ink. Silicone also named silicone rubber which is a kind of high activity adsorption material with non-toxic, tasteless, stable chemical properties and have higher mechanical strength. The silicone wristband is comfortable to wear and long lasting with the characteristic of silicone rubber. Siliconenike just do it silicone bracelets wristband is a kind of molded silicone product. Molded silicone products are usually put through the high temperature mold in the addition of curing agent after the solid silica gel through the curing machine to put pressure into solid molding. The shape of the mold determines the shape of the molded silicone products. Molded silicone products is currently the most widely used in the silicone industry. The silicone ink is a coating protection ink used on silica gel material which is environmentally friendly , non-toxic and harmless. 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 knowlenike just do it silicone braceletsdge strength. Blue and white stand for one world one cause Blue and green stand for say no to sectarianism.