Cambridge Tree School Backpack for Primary Students Grades 1-3-6, Pressure-Relief Spine Protection, Anti-Drop Large Capacity Bag, Peach Pink, Large Size

Three-fold spine protection system to reduce load and pressure

Patented adjustable GOA system (Patent No. CN202120495728.1) for optimal load distribution

Adjustable height settings for grades 1 to 6 (height range 100-160 cm)

Cloud cushioning shock absorption technology for impact reduction

Anti-mismatch adjustment to ensure proper fit and reduce burden

Tested and certified by the Chinese Academy of Sciences Institute of Mechanics with 45% load reduction in shoulder pressure compared to 12 other spine-protective backpacks

Suitable for walking, standing, and running conditions with pressure distribution optimization

Extra-large capacity with flexible storage options

Wind Chime Pink

Beka Purple

Peach Pink

Man Island Green

Green Navy

Benny Blue

Easy-to-clean water-repellent surface

Product identification tag included

Students from Grade 1 to Grade 6, height range 100-160 cm

Load reduction data sourced from "C.B.TREE GOA Spine Protection Load Distribution Test Report"

Recognized as the top-ranked backpack in load reduction and ergonomic design by authoritative institutions

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