es 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. The bracelet is generally used as ornaments or jewelry, now more and more people use the bracelet to do business promotional gifts, souvenirs, gifts and so on. Currently a kind of silica gel made silicone bracelet is especially popular on the market. A silicone bracelet : 1, soft and comfortable to wear. 2 a customized LOGO is used for printing, promotional gifts, business gifts, or gifts. 3, incorporation of negative ion powder in the silicone bracelet has been reached to care for the human body,like promote blood circulation, anti fatigue and other health and body balance effect. This kind of bracelet is also called energy bracelet. deviation. But the color logo will be easier fade away than the debossed inkfil one. Different logo can be printed by different method. The regular printing technology is silk print and Overprint. The ink ibeer bottle openers transferred to the substrate through the graphic part of the mesh via the extrusion of the scraper. The formation of the logo as the original text comes.beer bottle opener That is the silk print. The advantage of silk print is that simple equipment, easy operation, easy printing platemaking, low cost and strong adaptability required. If the logo is of more that one color and the colors stand together , then the overprint works. In the printing and dyeing industry, several colors need to be printed on the product , that is so –called overprint. The overprint color sequence should be made according to the features of the inks and the Superimposition rule so as to make the color of the printing close to the original.