criteria for judging their quality are also different .Such as the printed rubber wrist bands ,our criterion for judging the quality of printed rubber wrist bands is whether the logo is clear and the color is correct . There are other ways to judge the quality of silicone hand bands . The first criterion is whether the plastic braclets is made of pure silica gel .The high quality rubber wrist bands is made of environmental friendly pure silica gel ,it has wear resistance,no deformation, no toxicity, no smell and no side effects on the human body .If we want to know if silicone hand bands are made of pure silica gel ,we can judge the quality of it by burning rubber wrist bands . If we don"t smell the pungent odor durcustom rubber braceletsing the combustion process, and the product after combustion is grey powder ,the quality of the rubber wrist bands is good .The second criterion is whether the color of the rubber wrist bands correct .If the color of the wristband is same as the pantone color card ,the quality of the wristband is good .The last criterion is whether the edge of the rubber wrist bands smooth .A high quality rubber wrist bands ,the edge of it is very smooth . twenty-one-pilots-rubber-bracelettriple-single-rubber-band-bracelet el combined with natural plants such as mosquito repellent essential oil . It has good elasticity and flexibility . There are absolutely no harmful chemcustom rubber braceletsical components such as mosquito repellent amine in the bracelet . It is safer and more environmentally friendly . It has strong mosquito repellent effect and natural freshness . Adults and children can easily wear them on their wrists without feeling too tight or loose. And colorful colors make it a very popular one . After learning what is mosquito repellent silicone bracelet . What are the advantages of mosquito repellent silicone bracelets ? 1.High temperature and low temperature resistance : The use temperature of silica gel is generally 0℃ ~160℃, while the temperature resistance of raw materials is - 40℃ ~230℃, which is far more than that of food plastic products . The use process is safe , even when burning , it will only decompose into silica and water vapor , non-toxic and harmless . 2.Silicone wristband are easy to clean , oil-resistant and impermeable . They can be washed in dishwashers and are easy to use . 3.The wristband itself has certain tension and softness , so it is easy to deform and recover immediately . The silicone wristband has the advantages of high temperature resistance , non-deformation , non-toxicity , odorless , no side effects on human body , long service life , etc .