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. Size 160mm or 150mm is for younger baby. We are experienced to make high qufibromyalgia bracelet siliconeality rubber bracelet for baby. The material we ufibromyalgia bracelet siliconese is food standard high quality silicone rubber, it is harmless to human. If the baby put it into mouth, it is safe. The normal logo style for bracelet is printed, colorfilled and embossed printed. It must be cute for children if we make the bracelet figured. It can be watch, heart, star, moon etc on the figured part. We have special designs beside solid one. Like rainbow segment, camouflage swirl, glowing, UV transfer, dual layer and anti mosquito. Children love our bracelet. Using coupon SAVE10, we offer 10% dicount for the total price. Besides, order less than 100pcs, get 50pcs free and 5pcs keychains free. Order 100pcs or more, get 100pcs free and 10pcs keychains free. All the free wristbands and keychains are same design of the one you order.