High quality material---- made of strong and durable canvas. Rugged wear-resistant metal zipper and hanging buckle clip. Convenience and safe drawstring----can be tied tightly. Comfortable and adjustable shoulder strap----can better fit the shoulders and long time to bear. Plenty pockets design----with enough pockets for storage. This retro canvas school bag is made of Canvas and the inner lining is polyester, which is easy to clean. The pockets on the front of the school bag gives you some space to place your things and easy to access. Easy to carry throughout all day. The straps and the back of the backpack is well padded, making it comfortable to wear. The school backpack can fit your many occasions. You can carry it to school, college, hiking, shopping, cycling, traveling, dating, etc. Adjustable shoulder straps, tighten and loosen easily. Convenience and safe drawstring of this retro canvas girl school bag can be tied tightly; comfortable and adjustable shoulder strap according to human engineering design, can better fit the shoulders and long time to bear. Shoulder strap reinforce stress points, make the backpack strap not easy to tear and create a strong bearing capacity.