KOCOTREE Petty Cabin Super Hero Corps Series Primary Pupils' School Bag Girl's Kindergarten to 4 Grade School Backpack 1. Material: High-level Nylon. 2. Multi bags / pockets, two side pockets can put water bottle and other fig. 3. Adjustable shoulder strap. 4. Small Size: 36H*26L*11W cm/14.1H*10.2L*4.3W inches: Suitalbe for kindergarten to 2 grade. 5. Large Size: 40H*30L*11W cm/15.7H*11.8L*4.3W inches: Suitalbe for 1 to 4 grade.