Silicone is not only resistant to high temperature but also to low temperature. It can be used in a wide temperature range. Both the chemical properties and physical properties fluctuate slightly according to temperature. UV and ozone can easily decompose the silicone. Organic silicon has better thermal stability and resistance to radiation and weather resistance than other polymer materials. It has a service life of up to several decades in the natural environment Silicone is one of the most unreactive compounds. They are resistant to biological aging without rejection of the animal body. As we can see, that why the silicone bracelet so comfortable and durable to funny rubber braceletswear. blue-silicone-wristbandsbest-price-silicone-wristbands masterbatch and vulcanizing agent. We need to mix them together in a blender. Other things we need is a mould for debossed/embossed style or film for printed style. Then we will put the material into machine of about 200 degree centigrade. After 30s, the bracelets come out. Then we will cut the edge to be smooth. If there is colors on the logo or text, need to fill the colors or print it on. This is the rough process to make rubber band bracelets. All the bracelets can be customized. The color of wristband and logo and styles. 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 orderfunny rubber bracelets.