for women, 180mm for youth and 150mm for toddler and 1/4”(6mm), 1/2”(12mm), 3/4”(19mm), 1”(25mm) in width. Some inspiration and wish should be printed on the wristbands. When graduate from school, some classmates will leave us. We can make bracelets to everybody for friendship. The bracelet can be colorful with segmthick rubber wristbandsent or swirl style. It is cute to make camouflage, rainbow, glowing or UV wristband. All it can be customized in our store. The logo can be embossed, debossed, colorfilled, printed or embossed printed. Great discount is offered now. Using coupon SAVE10, we offer 10% additional discount for the total price. Order over than 100 get 100pcs wristbands free & 10pcs keychains free. Order less than thick rubber wristbands100 get 50pcs wristbands free & 5 pcs keychains free. s 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 bracelet 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. It become a uv silicone bracelet when the UV phosphor is put into the silicone mass and produce it a band.