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. It become a uv silicone bracelet when the UV phosphor is put into the silicone mass and produce it a band. where-to-buy-colored-wristbandsbuy-wristbands-online se friends or confidants. Friendship bracelets are two or sereral bracelets that shows the friendship between friends. It is easy to how to make shamballa braceletmake Friendship bracelets. We make it in different size. 202mm for adult, 190mm for women, 180mm for youth and 150mm for toddler. Some inspiraton and wish should be printed on the bracelets. We can make letters as well as the logo on. When graduate from school, some classmates will leave us. We can make bracelets to everybohow to make shamballa braceletdy for friendship. The bracelet can be colorful with segment 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. 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 100 get 50pcs wristbands free & 5 pcs keychains free. his kind of mould is made from copper with the logo inside. When it extruded the silicone , the logo will be one the band. Silk screen printing is applied for printed silicone bracelets. Modern screen printing technology is making screen by photoengraving method using photosensitive material ,oil paintings, prints, posters, name card, binding covers, packaging, commodity, textile printing and dyeing, glass and metal plane carrier. And also this is the printing method for the printed silicone bracelets. 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. 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. The direct way to choose size is to measure the size of your wrist before selecting. labor cost is the main reason. A Chinese silicone wristband producing factory usually make the wristband from silicone but not producing silicone. They purchase raw material from all over the world so that make the silicone wristband low price. So Make In China is cheap and of high quatity as well. Guanddong and Zhejiang province is the two place famous for custom silicone wristband. Near 200 silicone wristband making factory located in Guanddong province. They provide tons of wristbands every day of all kinds like debossed, embossed and printed wristband. We can creat the more comfortable , eco or healther material to act upon the body. Or we can almost get it that a rubber bracelet will be digital with the tenology like iwatch in the future.