Features1Lightweight and stable, one-piece construction, high strength, wear resistance, can provide long service time. 2Simple and elegant shape, suitable for kettle, water cup, bottled drink, vacuum cup which diameter is 70mm. 3Rounded edges are not easy to scratch the surface of your cup when using. 4Strong toughness and fine ductility, compatible with different diameter bottle cages. 5Easy to install, just tighten two screws to install it on the bike rack. 6Simple and practical design, convenient to fetch drink from the holder. 7Suitable for varied types of bikes, including mountain bike and road bicycle.SpecificationThis Cycle water bottle is made of PC plastics material, lightweight and stable, one-piece construction, high strength, wear resistance, can provide long service time. Simple and elegant shape, suitable for kettle, water cup, bottled drink, vacuum cup which diameter is 70mm. Suitable for varied types of bikes, including mountain bike and road bicycle. Features:Lightweight and stable, one-piece construction, high strength, wear resistance, can provide long service time. Simple and elegant shape, suitable for kettle, water cup, bottled drink, vacuum cup which diameter is 70mm. Rounded edges are not easy to scratch the surface of your cup when using. Strong toughness and fine ductility, compatible with different diameter bottle cages. Easy to install, just tighten two screws to install it on the bike rack. Simple and practical design, convenient to fetch drink from the holder. Suitable for varied types of bikes, including mountain bike and road bicycle. Specifications:Name: Water Cup Holder Material: PC plastics Color: full black, black+red, black+blue, blue+purple, blue+yellow (optional)Item size: 132 * 70mm / 5.20 * 2.76in Item weight: 36g / 1.27ounce Package size: 200 * 80 * 80mm / 7.87 * 3.15 * 3.15in Package weight: 60g / 2.12ounce Packing List:1 * Water Cup Holder 2 * ScrewsPackage List1 * Water Cup Holder 2 * Screws