Big Capacity Pressure-relieve Children Toddler Kid's 2-4-6th Grade Pupils School Bag Backpack High density nylon material: comfortable, durable, easy to clean, and with waterproof function Dimension: approx.32x15x42cm / 12.2x5.51x16.5inch (LxWxH) [there might be 1-3cm deviation due to manual measurement], for grade 2-5 pupils Wide Adjustable S-shape Shoulder Strap, Pressure-relieve. Metal zippers for better durability Cool design, your kid will love it very much. Good choice of the kid's gift