Sunshine 8 O'clock Primary School Student Backpack Kids Boys Girls Ergonomic Lightweight Large Capacity Grade 1-3 Double Shoulder Bag

New generation burden reduction design with lightweight body and widened pressure-relief shoulder straps

3D cloud-sense back panel providing gentle support, pressure relief, and full coverage with hollow breathable structure

Soft and pressure-relieving biomimetic honeycomb mesh with high resilience memory foam for breathability and comfort

Golden triangle force distribution to reduce shoulder slipping and pressure

Safety whistle integrated into the design

H-shaped adjustable chest buckle with widened and thickened shoulder straps

Upgraded multiple compartments for organized storage

Large main compartment with internal pockets

Front zipper pocket with large capacity

Two side water bottle pockets (one with magic tape, one with zipper)

Reasonable layering to keep books neatly in place

Water-repellent fabric to resist sudden rain

360° reflective strips for enhanced nighttime visibility and safety

Comfortable hand-carry handle

Brand-customized smooth two-way zipper with reinforced multi-layer stitching

High-quality sturdy shoulder strap adjustment buckles

Lightweight design effectively reduces load equivalent to the weight of two mineral water bottles