The Feijian Aluminum Bottle: lightweight and durable, sanitary and leak-proof. High strength and corrosion resistance Great choice for outdoor sports: hiking, camping etc. Also can for Cold Liquids and Hand Wash etc. [Material]: Aluminum [Color]: Grey [Height]: 290 mm [Cover diameter]: 29 mm [Capacity]: 600 ml [Weight]: 136 g [Base diameter]: 95mm Why Aluminum? 1. Less weight, more volume 2. High strength, lighter weight and corrosion resistance 3.Character of Aluminum: strong, durable, flexible, impermeable, lightweight, corrosion-resistant and 100% recyclable 4.During recycling, Aluminum saves more energy, uses less energy