The silicone bracelets usually be made by mould 4pcs output together. We have to separate thecustomize lanyardm into one single piece by hand with a knife in the past. But now the edge cutting machine come into being. First put the 4 wristband to measure with the positioning system then after a few second the edge cut exactly by the machine. The wristbands come out evenly. A mosquito repellent rubber bracelet is very useful to protect ourself from the mosquito. Do you know what the mosquito repellent rubber bracelet consist of ? A mosquito repellent bracelet is made from high quality silicone together with lemongrass, lavender, clove and other natural plant oils. And the nutural plant oils is the reason why it is mosquito resisting. A mosuito repellent rubber bracelet is comfortable to wear on the wrist or leg as its good air permeability . It is designed as non contacting type of the controling module so safe for adult and kids. th dust , hair and other impurities. Third, when it burned with fire, the false silicone bracelet will come up with the black material on the edge while the true one shows white powder. And final, tell a reliable method to clean the bracelets. Get it soak in warm water for 3-5min, rub a few and add the detergent if necessary. Then all done after drying by air. After proper dewatering , the silica gel mSiO2?nH2O become a porous mass that is of different particle size. This is so called the silicone. The silicone has the open vesicular structure , large specific surface. So it can absorb many substances as a good desiccant, adsorbent and catalyst carrier. Adsorption of the silicone is mainly the physical one that can be regenerated and good for repeated use. Let the silica gel soak in the cobalt dichloride solution then get it dried acustomize lanyardnd activated , will become the allochroic silica gel. It will transfer from blue to red color when absorb water. Changes in color shows the degree of water absorption and whether need the regeneration treatment.