Some studies have shown that excessive cervical burden not only causes the onset of cervical spondylosis younger, but also makes the trend of cervical diseases younger and more obvious, the onset age of the average 10-15 years earlier. The children's overweight schoolbags have attracted the attention of the society.
1. a backpack bag with a belt.
The weight of the schoolbag can be unloaded on the pelvis to relieve the pressure on the spine, but the belt must be positioned just above the pelvis.
2. cushions on the back of schoolbags
The cushion is a buffer between the book and the back, so that the book will not be directly pressed on the back, the pitted cushion is more conducive to heat dissipation.
3. there should be a fixed partition and buckle in the schoolbag.
The separating layer can fix books or sundries in different separating layers, and then fasten them with buckles to prevent the books from shaking or falling to one side.
4. the material of schoolbag should be able to bear weight and not easy to deform.
Avoid falling objects in the schoolbag so that the weight can not be dispersed.
5. there is gravity center inner panel design.
The book is placed in the center of gravity inner board, the heavy back of the book, so that the waist and back to maintain a straight, good posture.
6. equipped with shoulder pressure relief device.
It can effectively transfer part weight of schoolbag from shoulder to pelvis and relieve neck shoulder pressure.
7. spine no pressure design
The middle part should provide no pressure space. When children walk around, they can also reduce the chance of schoolbags hitting the spine.
