n jewelry with wear-resistant , high temperature resistance, no deformation and no side effects on body. Silicone bracelet has certain care function while some functional materials such as negative ions added into the bracelets A glow in dark silicone wristband is made by the same technology with the normal bracelet but adding the glow powder . The powder can be added into the band body or the ink for the printed or debossed colorfilled style wristbancustom wristbands fast deliveryd. The glow powder is eco as well as the silicone material bracelet. 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 silicone bracelets. A uv silicone 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 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. e 6”(150mm) for toddler, 7”(180mm) for youth, 8”(202mm) for adult in circumference and 1/4”(6mm), 1/2”(12mm), 3/4”(19mm), 1”(25mmcustom wristbands fast delivery) in width. We make it all together 2mm thickness. Regarding with the circumference, it is the most important factor to choose size in our order. It is the average sizes for toddler, youth and adult. There are 4 color styles mainly for the custom wristband. They are solid, swirled, segmented and glow. Solid color looks brief and clear. There will be only one color of the solid wristband. Different color is for different meaning. White represents making poverty history. Yellow represents living strong to fight against cancer and so on. It is awesome to wear two or more solid wristbands on one wrist of different colors which shows individuality. Swirled colors is more than one color, you can put two to four colors swirled in the wristband. The colors looks like some coatings mixed half way, some stripe and smoke of color inside. The most outstanding swirled is a camouflage wristband which usually colored of black, 463c, 574c and 459c. It is especially suitable for outdoor activities. A segmented wristband gets regular color segment from one to another, they are next to each other. We can make mostly 7 colors in a segment wristband, the tipical rainbow wristband has yellow, blue, orange, pink, purple, red and green in it. Glowing wristband will glow in dark after absorbing light come from sunshine or lamps. Why it glows ? The reason is the glowing power which is made from some special rare earth. It absorbs, store and release light energy so it does. It glows green, blue or red yet the wristband color will not be same as glowing. The wristband color of glowing can be normally white, green, blue, red, yellow, pink and purple, but it must be light enough otherwise glowing will be hard to release. The glowing usually last 3 hours and gradually weaken. But it is not the end. It recovers when absorbing light energy again. So it is recyclable.