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. 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. y for retailers purchasing product from factory. They get product with bulk packing and then pack them with brand before sending to market. In our store, you can creat silicone wristband all in wholesale price with your own design even 1 pcs. Why we can do it ? We have our own designers, so we can make all the digital proof free, no matter you order or not. We have our own factory andsilicone wristbands reliable suppliers for the raw materials. We can get cheaper price of silicone rubber for large quantity as we produc thousands wristband per day. We have advanced machines, skilled workers and efficient production process. We get low negotiated price from the courier. So we sell the wristbands in wholesales price. So how to buy it? You can place an order directly on our website or we place it for you. All the detail needed is wristband style, colors, size, quantity and the message or logo on the wristband. We will make digital proof and send for confirmation before mass production. Welcome to place the order. wristband mostly is made in China. Many international Company making promotional gift run a factory in China. Preferential policies and low labor cost is the main reason. A Chinese silicone wristband producing factory usually make the wristband from silicone but not producing silicone. They purchase raw material from all over the world so that make the silicone wristband low price. So Make In China is cheap and of high quatity as well. Guanddong and Zhejiang province is the two place famous for custom silicone wristband. Near 200 silicone wristband making factory located in Guanddong province. They provide tons of wristbands every day of all kinds like debossed, embossed and printed wristband. We can creat the more comfortable , eco or healther material to act upon the body. Or we can almost get it that a rubber bracelet will be digital with the tenology like iwatch in the future. . For the wristband, we have size of 150mm, 180mm and 202mm for toddler, youth and adult. The logo or slogan on ankle bracelet can be printed, colorfilled, embossed printed, debossed or embossed also. We make all the bracelet matching the pantone colors. The bracelsilicone wristbandset can be solid, segment, swirl, glowing and UV transfer. We can add glitter into the bracelet, it gain the effect of little stars. We color the logo with the silicoe ink which is eco friendly as well. Usually you can choose the logo style for normal easy design. If the logo is hard, we will advise the best one. Like if the outline is less than 0.3mm thickness, we can only use printed style. As the colorfilled, embossed printed, debossed and embossed require at least 0.3mm. 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.