Kidaroo Sunshine on the Reef School Backpack & Lunchbox for Girls, Boys, Kids Decorative Flaps On The Backpack & Lunch Box Are Interchangeable! (PATENT PENDING) Backpack Has A Spacious Main Storage Compartment With A Large Padded Interior Pocket For A Small Laptop Or Large Tablet. Lots Of Pockets. Thick Padded Back For Comfort With Adjustable Shoulder Straps. Lunch Box Attaches To The Outside Of The Backpack With Durable Metal Clips And Comes With An Adjustable Tote Strap. Backpack: 17" x 12" x 7" / Lunch Box 8.5" x 10" x 3.5"