... Weight, Portable, even attach to key-chain, easy to store or carry around when on you go.B.Durable and ... has compartments to held your earphone, protects it from every day wear and tearC.Intelligent Design 1. Absorbs incoming damage ... safety standardF.Cost Effective Application:Function:Perfect to Carry and store Universal Brand EarphoneOccasion:Promotion & Gift, commercial, School, Office, travel ...