**Product Specifications**
**Brand:** Sunshine 8 o'clock
**Model:** B-3210/B-3211
**Fabric:** Pearl paint PU+polyester fiber
**Grade:** Suitable for grades 1-6 in primary school
**Colour:** Watercolor/Water blue/Honey orange/Date red/Full sapphire blue
**Size:**
- Small: Width 28cm * Height 35cm * Thickness 17cm (suitable for 1-2 grade, height 100-145cm)
- Large: Width 30cm * Height 40cm * Thickness 18cm (suitable for 3-6 grade, height 130-170cm)
**Suitable for height:** 100-145cm (small), 130-170cm (large)
**Book size:** Width 21cm * Height 29cm (Note: Size is manually measured and may have a 1-3cm error)
**Features:**
- Specially developed for Chinese children
- Elastic weight reduction
- Health fabric, healthy spine protection
- Massage shoulder straps
- Anti-slip chest buckle
- Water repellent
- Safety reflective
- Scientific storage
**Advantages:**
- Lightweight and easy to carry
- Health protection for children
- Passed standard quality testing
**Colors:** 5 colors available
**Functionality:**
- 5S spine protection
- Innovative elastic weight reduction
- Suspension weight reduction system
- Comfortable and breathable design
**Additional Features:**
- Easy to clean
- Adjustable straps
- Multiple storage compartments
- 3M safety reflective strips
**Quality Assurance:**
- Customized smooth zippers
- Comfortable cotton handles
- Durable and weather-resistant
- 3D massage shoulder straps
