Ultra-light Back Pull Dual-purpose Trolley Backpack

Product information:
Lining texture: Polyester
Pattern: Animal
Color: Black, bright yellow, dark blue, dark purple, watermelon red, camouflage gray, camouflage blue, camouflage Rose Red, Milky White, light pink, light purple, cloud KIRIN, candy color, Moon, donut color, universe purple, animal
Functions: breathable, waterproof, ultra-light, wear-resistant, anti-seismic, burden reduction, spine protection, night safety reflective
Material: Oxford cloth
Size: 17 inches
Bearing system: air pillow belt
Applicable school age: Primary School