one 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 erence, which is generally said to be incomprehensible, now we stand in the perspective of the factory to explain for you. The crude oil which affects the unit price of the product most is the reason of the quantity of the product. It takes a lot of time for the factory to adjust colors, draw and open abrasives, and the dispensing machine. The cost of labor and time is one of the reasons thacustom rubber braceletst affect the unit price most. Large quantity saves a lot of labor costs, so the price is very cheap. Customized silicone bracelets custom cheap can reduce the unit price by increasing the quantity. The same product can be packed differently. Sometimes the cost of packaging even exceeds the cost of the silicone bracelet itself. It is due to the different needs of customers. Some are sold in stores, and some are used as promotions. Good packaging can drive the sales of the whole product, which is also the different needs of the product, different use goals lead to different packaging, prices will naturally be different. silicone-bracelets-custom-cheap-canadasilicone-bracelet-maker-machine our themes and we can get good reviews from this item. We make it in different size. 202mm for adult, 190mm for women, 180mm for youth and 150mm for toddler. Some inspiraton should be printed on the wristbands to aware us bulid a good family. We can make the logo and bracelet of multi colors. The logo can be printed, colorfilled or embossed printed. Different style gets different feature, pls refer to our category page to see. The bracelet can be solid, swirled or segmented. Rainbow and camouflage bracelet is most popular. Other kinds of family bracelet are the glowing and UV one. The glowing bracelet can glow green or blue in the dark. UV bracelet will change its color from transparent to purple or blue under the sun. It is perfect for night or outdoor family ativities. Big sales now of 10% discount using coupon code SAVE10. Order over than 100 get 100pcs wristbands free & 10pcs keychains free. Order less than custom rubber bracelets100 get 50pcs wristbands free & 5 pcs keychains free. Welcome to place an order here.