Yay! These backpacks are made of a corduroy fabric with a jeans piping. On the front you find an extra pocket. The lining is waterproof. The zippers are from YKK and the shoulder handles are adjustable. On the inside you'll find an elastic bottle holder and a pocket all over the back that closes with velcro. On the name tag you can write down your name and contact details. The inside has a pear pattern all over. size – 20 x 13 x 26 cm maximum length of shoulder handle – 67 cm Material: outside - corduroy + recycled RPET inside - waterproof nylonzipper - YKK zipperhandles - cotton webbing You can easily clean this bag with a wet cloth. We advise you not to wash the bag in the washing machine. Just some water will do the trick!