J World's Oz casual school backpack for women, men and kids combines style with durable construction that is made to last. Perfect for school, travel, and day trips. The large main compartment will hold books, a laptop, a lunch and many small items, while the interior sleeve keeps your laptop safe and nestled against back padding. This canvas school backpack for girls and boys fits laptop computers up to 15.6-inches. It has 3 exterior pockets: a front zippered pocket for a cell phone, keys, or other small items and 2 exterior side pockets for water bottles and quick access to items on the go. Made of heavy duty 600D ripstop polyester fabric, this durable backpack holds up to punishment. The padded S-shaped ergonomic shoulder straps slip on easily and are designed for all day comfort. Padded back and bottom protect you from bumpy loads. This water resistant backpack has a waterproof coating to keep your gear dry, though we don't recommend submerging in puddles. Works well as a backpack for girls in middle school or as a travel bag for kids, plus it's light enough for pre-k kids to use as a daily backpack for preschool. This pretty backpack measures 17 x 13 x 6.5 inches (25 liters). For a large school backpack, search for “J World Cornelia Backpack" – this is the larger big school backpack option. Our Promise — At J World, we stand behind our products 100%. If you have any issues with this cool kids' backpack for girls and boys, we will make things right.