[Size] School bag size for boys, girls and children: 29(L)*14(W)*42cm(H); [Color design concept] School bags for elementary school children are available in different colors. Each color contains best wishes for you. It has the pure romance of white, which is slightly warmer than white. Green stands for youth and vitality and conveys a refreshing feeling. Red symbolizes strength and courage. Pink represents tenderness, cuteness and romance. Black mysterious, classic, versatile. Please choose your favorite color! [Features] Casual waterproof backpacks for men and women do not fade, are environmentally friendly and healthy, and the adjustable shoulder straps relieve shoulder pressure. [Convenient to Item Storage] The middle school girls backpack has a laptop compartment, a back anti-theft pocket, a main pocket with small open pockets for storing school supplies, a laptop compartment, and the front pocket is a folder for most children. Two organized side pockets for bottles or umbrellas. [Applicable occasions] The durable and lightweight youth backpack can be used for girls school bags, boys casual backpacks, travel school bags and outdoor backpacks.