glow in dark silicone bracelet 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 bracelet. 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 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 use uv energy to open the sensitive molecular bond and make it jump from low energy to high energy level. bracelet-en-silicone1-4-inch-silicone-bracelets l or good hope that can be achieved after experiencing setbacks. We can make a rainbow wristband. The rainbow wristband is segmented one. It contains yellow, green, blue, purple, red and oranges. The colors place next to each other. Most people make rainbow silicone with message in white. The message can be debossed and embossed which color is same as wristband. And can be printed, embossed printed or colorfilled with all pantone colors. The size is 202mm for adult, 190mm for women, 180mm for youth and 150mm for toddler. So we can make several size in one order. Besides, we can make the rainbow wristband glow in dark also. Regular sizes of a silicone wristband are 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”(25mm) in width. We make it all together 2mm thickness. No tax and custome fee. Using coupon SAVE10, we offer 10% additional discount for the total price. Order over than 100 get 100pcs wristbands free & 10pcs keychains frecredit card bottle openere. Order lescredit card bottle openers than 100 get 50pcs wristbands free & 5 pcs keychains free.