talyst 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. ow will fade gradually in about 3h depending on how much light it absorbs. It is the best one for night event. Such music show, night walk and so on. The logo ccreate your own silicone wristbandan be same as regular debossed, embossed or printed on the glowing wristbands. For the wristband, we have size of 150mm, 180mm and 202mm. it should be bigger for the ankle bracecreate your own silicone wristbandlets. So the suitable size should be 160mm for toddler, 190mm for youth and 210mm for adult. We can also do 230mm and 250mm as extra large. 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.