silicone wristbands can shine in the dark when it absorb enough light , the UV silicone wristband will change its own color when it absorb ultraviolet rays . Due to different production processes , There are also differences in the quality of rubber band bracelets . Is there any good way to distinguish the quality of rubber bracelet ? Of course , just like the traditional Chinese medicine treatment in China . We can also use four methods to judge the quality of silicone bracelets: look, smell, ask and touch . 1.Look ( Appearance of rubber band bracelets ) Check if there are any dirty things inside the silicone bracelet , such as some color deviation , printing errors , whether rubber band bracelet patternsthe diameter of the bracelet is regular , whether the edge of the bracelet has surplus colloid . Generally, the edges and surfaces of high quality silicone hand rings are very smooth . 2.Smell ( The odor of rubber band bracelets ) Silicone bracelets are generally odorless. During the test, we can use fire to burn silica gel bracelets, high quality silica gel bracelets the residue after combustion is powder . The inferior silica gel bracelet has a bad smell after burning . 3.Ask ( Raw materials for rubber band bracelets ) We can ask the supplier whether silicone bracelet are made of pure silica gel . 4.Touch ( Touch the surface of silicone wristband ) The surface of high quality rubber band bracelets is very smooth and it"s very elastic . It contains yellow, green, blue, purple, red and oranges. The colors place nerubber band bracelet patternsxt to each other. Most people make rainbow silicone with message in white. The message can be debossed and embossed which color is same as wristband. And can be printed, embossed printed or colorfilled with all pantone colors. The size is 202mm for adult, 190mm for women, 180mm for youth and 150mm for toddler. So we can make several size in one order. Besides, we can make the rainbow wristband glow in dark also. No tax and custome fee. Using coupon SAVE10, we offer 10% additional discount for the total price. Order over than 100 get 100pcs wristbands free & 10pcs keychains free. Order less than 100 get 50pcs wristbands free & 5 pcs keychains free. sonalized armbands for themselves . So all kinds of consumers choose to buy and wear it what"s the point ? First of all , the decorative function of personalized armbands is indispensable . At present , promotional silicone bracelets are recognized by many people in the market . The reason is that the appearance of silicone bracelets brings different visual senses , such as color , LOGO , pattern and shape . In addition , glow in the dark promotional silicone bracelets and UV promotional silicone bracelets are more popular . Silicone bracelets have some functional effects in addition to their appearance . For example , adding appropriate amount of energy powder (such as negative ions , germanium , titanium and other trace elements) to the silicone wristband can achieve some basic health care functions , mosquito repellent functions , and so on , while common silicone wristband manufacturers can add appropriate energy powder to meet the use requirements ! This personalized armbands is more suitable for sports enthusiasts . It can also prevent sweat from flowing into the hands after wearing it , which leads to the phenomenon of hand skidding . Finally , the cultural spirit represented by the silicone bracelets , more people choose the silicone bracelets because of the meaning represented by the personalized armbands . Since the first bracelet was created to resist cancer , and then triggered a boom in wearing the rubber bracelet , more people are willing to believe that the bracelet is a belief that will bring them good luck . The silicone wristband is not only an ornament , but also a symbol of culture .