**Product Specifications:**
**Brand:**
**Design Concept:** The bag is made of high-density polyester fiber, scratch-resistant, water-resistant. It features a spacious interior with a laptop compartment for devices up to 17 inches. The back of the bag has a hidden zipper pocket, making it suitable for both travel and casual use.
**Storage:** Classified storage for easy organization, suitable for 1-3 day trips without the need for additional luggage. Includes an independent wet area layer, large capacity zipper pocket for storing small items.
**Expansion:** Expandable design to meet daily commuting and travel needs, versatile for various occasions.
**Reference:** Size recommendations based on height: 160-170cm (medium), 170-180cm (large), 180+cm (extra-large).
**Information:**
- Dimensions: Height 45cm, Width 23cm, Length 31.0cm (before expansion)
- Capacity: 20L/25L/30L (before expansion), 29L/38L/46L (after expansion)
- Material: Polyester fiber, with built-in laptop compartment for up to 17-inch devices
**Carrying:** Ergonomic design for comfortable carrying experience, adjustable shoulder straps with safety reflective strips.
**Details:** Reinforced handles, triple reinforcement at stress points, anti-slip buckles on shoulder straps.
**Lookbook:** Model showcase for visual reference.
**Pre-Purchase Notes:** Variations in size and color may occur due to different measurement methods and display settings.
**About (HLA):**
A national clothing brand known for high-quality and affordable fashion.
Over 20 years of experience, with 5000+ stores nationwide and over 100 million members.
Offers a wide range of products including men's, women's, children's clothing, sportswear, underwear, footwear, home goods, accessories, and eyewear.
Focuses on providing a lifestyle brand for the whole family.
Committed to being a trustworthy and companionable Chinese brand, resonating with consumers and growing together with the nation.