that it can reach the authority standards. Such as Regulation (EC) No.1907/2006 , European RoHS directive 2011/65/EU and It’s Amendment Directives , Annex XVII of Regulation (EC) No.1907/2006 , US ―Consumer Product Safety Improvement Act 2008 , US ―Consumer Product Safety Improvement Act 2008 , US California Proposition 65 and Assembly Bill No.1108 and Germany GS Mark Certification — Polycyclic aromatic hydrocarbons . Some material that is harmful like Cr(VI) and Polybrominated Biphenyls & Polybrominated Biphenyl Ethers (PBBs & PBDEs), Bis (2-EthyylHexyl) Phthalate (DEHP), Dibutyl Phthalate (DBP), Benzyl Butyl Phthalate(BBP), Di-Iso-Butyl Phthalate (DIBP) can not be found or the content is much less tblack rubber wristbandhan the standard request. Different color of the bracelet has different meanings. Band color white stand for making poverty history. Yellow stand for livestrong. Black and white stand for standing up and speaking up. Blue stand for beatting bullying. Pink stand for supporting knowledge strength. Blue and white stand for one world one cause Blue and green stand for say no to sectarianism. Most of the silione bracelets are of no meanings , people wear it just as a popular jewellery. customized on the bracelets. Let us see several kindblack rubber wristbands sports silicone bracelet. UV silicone bracelet is a good choice for out door activities. A UV silicone bracelet can transfer it’s color darker under sunshine when absorbing UV light. It transfer to purple or blue normally which indicating the strength of the UV index. Wearing it on the wrist is a good way to avoid long time staying under strong sunshine. A mosquito repellent silicone bracelet is very useful to protect ourselves from the mosquito outdoor. It is made from high quality silicone together with lemongrass, lavender, clove and other natural plant oils. And the natural plant oils is the reason why it is mosquito resisting. Glow in dark silicone bracelet is popular. It glows green or blue after absorbing strong light energy. The glow will fade gradually in about 3h and will recover absorbing light again.