Size: 29 * 16 * 39cm / 11.4 * 6.3 * 15.4inch (L*W*H). Note:The bag looks bigger in the pictures, please see the bag size carefully before purchasing it. Material: Made of polyester material, which is waterproof and durable. Don't worry water or rain again. Large Capacity: Two side pockets and Two roomy main compartment. Big enough to carry your children's necessary stuff. Multifunction: Can be used as school bag, travel bag, everyday pack, casual rucksack. Perfect for school study, camping, hiking, picnic,etc. Satisfactory Service: Customer satisfaction is the most important thing for us. We hope that our products can meet your needs. If you have any questions or suggestions, please email to our customer Service, we will give you a satisfactory answer.