... ROHS,SGS 5.Promotional gifts Specification: silicone ion healthy watch bracelet Material100% environmental silicone rubber material, non toxic ... available.CertificateCertificate: ROSH , FDA , LFGB, 1-3ATM waterproof; environmental protection, waterproof, shock-proof, lightweight, can promote blood circulation, ... under 3 years,avoid into mouth! Popular Waterproof Silicone Anion Watch Good For Health