Features: Protect the spine Multiple pattern styles Curve fit, reduce load without hunchback Balanced stress reduction by 27%, rejection of high and low shoulders Share the weight of knowledge for the spine, effectively disperse the pressure on the spine and shoulders High strength slow rebound sponge Waist support reduces the swing of the schoolbag Breathable and not sweaty Partition storage, easy to find Three-layer structure Oxford cloth with special lotus leaf water-repellent treatment -Name: Cartoon Spine Protection School Bag -Material: Polyester Fiber -Weight: 0.3KG -Size: 28*14*30cm -Package Include: cartoon spine protection school bag*1