Specifications:Features:- Sound is loud and nice.- Three colors to choose.- Nice useful and fashion.- Easy to fix to bike.- Make your riding more safety.- Suitable for almost all of bike type.Weight: 50+/-10gColor: Black, Silver, CopperMaterial: Stainless SteelPackage Weight : 60 G / 2.12 OuncesPackage Dimensions (L*W*H) : 110*55*30 MM / 4.33*2.17*1.18 InchesRetail Packaging: Yes, General BoxPackage Include:1 x Bicycle Bell