Back to school: Get a kids backpack. Dinosaur material: 40% oxford textile and 60% nylon. Options: Choose either a dinosaur or unicorn backpack (see colour options below). Unicorn material: 40% nylon and 60% polyester. Unicorn dimensions: 25cm x 11cm x 30cm. Dinosaur dimensions: 25cm x 15cm x 30cm. Durable: Breathable and wear resistant - great for safely carrying the school essentials. Kids Unicorn Or Dinosaur Backpack | Black | Living Social