k with 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 and 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. Memorial bracelet is the one to expressevent wristbands our feeling of nostalgia for people or things. We can make what you want to memorize on the bracelet. It is awareness bracelet also. When you see the bracelet, it will remind you of what need to be always think of. In honour of the person who pass away, usually people will customize memorial bracelet for fundraising on funeral. This bracelet is usually colored in black and printed with the name of the person and a ribbon. Also for good things, we made a couple of bracelets for wedding ceremony. Guest present their best wish to the happy couple wearing the pink bracelet printed with couple name and wedding date. Other memorial bracelets are for the the event like graduation, event wristbandshistorical events and so on. We can make it in different colors and logo styles. Pls refer to our website.