Perfect Gift: The 3 in 1 school backpack set is great for 8 years old and up girls kids teenagers back to school. Material: The girl's school bag set is made of waterproof and durable polyester fabric, it would no fade, no odor, environmentally friendly. School Backpack: The bookbag size: 12.9"x6.1"x16.5"(L*W*H), roomy main compartment can hold books, magazines, A4 files, folders, 15inch laptop etc school supplies. Lunch Box: The insulated lunch bag size: 10.2"x7.8"x7.7"(L*W*H), it is big enough to fit 2 lunch boxes, snacks, fruits ect. Pencil Case: The pencil bag size: 8"x4.1"(L*W), it can hold pencils, erasers etc small items or be used as a coin purse.