This is a Bike Water Cup Holder, made of material which is durable and can be used for a long time. It is easy to install and disassemble, not easy to deform and break, and can bring you a good experience. You can place water bottles and water glasses to make it more convenient for you to ride. Features -Color:Multi -Material:PE -Size:13.50X7.50X7.50cm/5.31X2.95X2.95in -The bike water bottle holder can bring great convenience to your travel. In addition, it is designed to be taken out diagonally so that even the narrow front triangular frame does not interfere putting into. -Fits to the frame, stable and easy to install, you don't have to worry about the water bottle falling off. - workmanship and good ensure a and perfect details. -Suitable for varied types of bikes, including mountain bike and folding bike. -If you send it to your friends who like outdoor riding, they will be so happy. Package list: 2 Holders 4 x Screws 2 x Wrenches