ive ions added into the bracelets A 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 personalised silicone wristbands The Christmas is comming. As we all know, Christmas Day is a global holiday especially in the westen country. British children put stocks on the fireplace on Christmas Eve, believing that Santa Claus will climb down from big chimney at night to give them a gift full of socks. French children put shoes at the door, letting the Santa Child put the gift on the shoes. During the Christmas holiday, all Christians hold a grand ceremony. More and more people pay attention to it, it become a national holidpersonalised silicone wristbandsay, the most grand year festival in the country. A rubber bracelet customized for Christmas is a great item that remind people the story of Christmas. We can put the logo like Santa Claus , Christmas deer, Christmas hat, Christmas tree on the bracelets. We can make the band color the Christmas colors with red , green and white. Children will love the bracelet as a gift with the cute Christmas logo.