AmericanTourister Boys' Comfortable Backpack for 5th-6th Grade

Adjustable chest buckle and detachable waist support belt

Dynamic load reduction up to 45% during walking under 5 kg load, verified by GTTC Guangzhou Testing Center (Report No. 25Z001027)

Static load reduction up to 50.5% on left shoulder and 48.4% on right shoulder

Pressure tested with PMI-6 airbag pressure tester, accuracy ±0.1 kPa, sampling frequency 10 Hz

Safety Features:

Reflective strips visible from 100 meters for enhanced safety

Safety whistle integrated into chest buckle

Certified by multiple authorities including MTS, SGS, MA, and complies with GB/T41002-2022 for children's luggage safety standards

Free from formaldehyde, heavy metals, and harmful substances

Durability:

Fabric tested for over 50,000 abrasion cycles

18-hour heat resistance test

Water-repellent surface with no penetration or color fading

Anti-pilling and colorfastness verified

Storage:

Large capacity accommodates 20+ textbooks and teaching aids

Multiple pockets and compartments for organized storage

Additional Features:

Cute panda plush charm accessory

Comfortable rubber handle for easy carrying

"Sweet Donut" shaped zipper pulls for easy opening and closing

Dirt-resistant and wear-resistant base pad for durability

Additional Models for Other Grades and Heights:

Model NN8*001: 18L capacity, 0.55 kg net weight, suitable for 110-130 cm height, grades 1-2