**Product Specifications:**
**Brand:** TOREAD
**Model:** HIKING50+5
**Capacity:** 50L, expandable to 55L
**Weight:** 1.28kg
**Usage:** Suitable for 4-6 days of heavy-duty hiking and camping, long-distance travel
**Features:**
- Honeycomb back carrying system with multiple adjustable levels
- Expandable top compartment for additional 5L capacity
- Water-resistant and wear-resistant material with rain cover
- Ergonomic design with adjustable shoulder and waist straps
- Aluminum support bar for stability
- Second-generation BES honeycomb ventilation system
- Multiple compartments and pockets for organized storage
- Quick access external pockets and waist belt pockets
- Reflective straps for night safety
- Third-party certified for tear resistance and durability
**Material:** 210D tear-resistant fabric
**Dimensions:** 31cm x 24cm x 61cm
**Color Options:** Natural Wood, Earthy Brown, Iron Blue Gray/Black
**Additional Features:**
- External attachment system for hiking poles, moisture pads, etc.
- Rain cover for added protection
- Detailed design with various compartments and straps for comfort and convenience
**Manufacturer:** TOREAD
**Established:** 1999 in Beijing, China
**Listed:** Successfully listed on the Chinese Growth Enterprise Market in 2009 (Stock Code: 300005)
**Innovation:** Leading the industry with continuous innovation
**Facilities:** Equipped with a 10,000 square meter outdoor technology research and development center and a -70°C low-temperature laboratory
**Note:** Product images are professionally shot and color-corrected to match the actual product, but slight color variations may occur due to lighting/display differences. Please refer to the physical product for accurate color representation.