**Product Specifications:**
**Brand:** Edison
**Model:** Upgrade payment
**Capacity:** Large capacity for reducing load
**Features:** Cityload reduction, lightweight student backpack
**Material:** Polyester
**Grade:** Suitable for grades 4-9
**Color Options:** Available
**Dimensions:** 32cm (L) x 23cm (W) x 46cm (H)
**Weight:** Approximately 760g
**Core Functions:** Layered design, anti-splash, ventilation
**Additional Features:** Light weight, pollution-free, wear-resistant
**Compliance:** Meets QB/T1333-2018 standards
**Quality Inspection:** Conforms to standards, inspection report numbers PG-WT2100044, NO.PC-VT2100044, MA, NO.PC-WT2100044, MA, PG1787409
**Capacity Design:** Scientifically layered design for organized storage
**Waterproof:** Lotus leaf-style anti-splash design for protection
**Comfort:** Lightweight design suitable for high school students
**Safety:** Reflective strip on the back for visibility at night
**Detailing:** Brand logo, smooth dual zipper, reinforced stitching
**Model Display:** Featuring Hanhan (12 years old, 171cm, 65kg) and Dana (11 years old, 162cm, 40kg)
**Note:** Measurements may have a 0-3cm error due to manual measurement. Please refer to the actual product for accurate dimensions.
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