olor . It is a favorite product for many young people . It can be used as ornaments , and can also be used to motivate ourselves . Especially athletes like to wear this kind of bracelet . Silicone bracelets first appeared on abottle opener keychainthletes"hands . The athletes wear them on their wrists in imitation of cyclist Armstrong . He writes some inspiring words on the rubber wristband coated with his favorite colors or chooses phrases to cheer up his race . Armstrong carefully prepared a charity event . At the event site, Armstrong gave wristbands with all kinds of inspirational words to poor children . Because there were many inspirational languages on the silicone bracelet , for a while , the silicone bracelet was also known as inspirational circle . Over time , silica gel bracelets have spread to the NBA . The color of the players" wristbands is mostly matched with the color of the shirts in the match . The role of the custom bracelets is not that people say they can play a protective role like wristbands , but as an incentive , a kind of mascot to bless themselves . After the propaganda of the NBA stage , many fans and businessmen imitated and produced a variety of personalized arm bands . Manufacturers are also developing and trying various manufacturing processes to bring more brilliant and more suitable awareness bracelets to users . After the evolution of this period , custom bracelets quickly occupied the global market and became popular ornament for many people . Custom silicone wristband usb flash drive is a product combining silicone wristband and usb flash drive. It become a popular promotion gift, a printed silicone wristband usb flash drive contributes to company event and memorials. The wristband can be customized in all pantone colors. Black and white is the most popular. Size can be adult and youth. We can print a logo on the central part of it. Capacity can be 512MB, 1GB, 2GB, 4GB, 8GB, 16GB, 32GB,64GB. Operating Temperature is -32°F to 140°F (0°C to 60°C). Storage Temperature is -4°F to 185°F (-20°C to 85°C). Read speed 18M/S,write speed:3.8M/S (USB2.0). Working voltage is 5V with wrking power 300mA. Guaranteed 2 ear warranty. Operation system Windows 98/ SE /ME /2000 /XP/ 7/ Vista, Linux 2.4.x, Mac Windows 7, etc. wholesale-wristbands-chinawristbands-silicone-cheap ent personalised armbands is made of high quality environmental protection silica gel combined with natural plants such as mosquito repellent essential oil . It has good elasticity and flexibility . There are absolutely no harmful chemical 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 wristbottle opener keychains 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 .