Bixbee backpacks are Certified PVC, BPA, phthalate and lead free. Medium Backpack Measurements: Overall: 13” wide x 5” deep x 11” high • Perfect for a 5 to 7 year old kid between 43”-49” tall (108-125cm) • Product Details: Backpack weighs 2lbs, 1 kilo. Shoulder strap total length is 28 inches (Large size). Shoulder strap total length is 24 inches (Medium size). Made of durable 600-denier* polyester. Water resistant. Sparkalicious glitter is flake resistant • Exterior: Padded topside carrying handle. Top flap zippered pocket offers quick access to small supplies. Front flap pocket for access to larger supplies. Right side adjustable mesh side pocket fits any size water bottle. Left side pocket. Contoured & padded adjustable shoulder straps - Right shoulder strap lunch money pocket. Sliding sternum strap with side release buckle to help keep shoulder straps upright. Padded breathable mesh back panel. Easy-to-grab beehive rubber zip pulls. Detailed with reflective material for better visibility in low light. D-rings for clipping on their favorite accessories. Reinforced base corners • Interior: ID card holder under main flap. Main compartment features a padded sleeve for a tablet or small laptop. 7 Interior pockets for small school supplies. Interior latch for key ring