Expandable 2-in-1 Travel Backpack: Backpack + 20-Inch Suitcase Alternative

Core Capacity & Versatility

• Daily Commute Mode: 23L compact capacity (ideal for laptops, essentials)
• Expanded Travel Mode: Zipped expansion layer adds 8cm of width, boosting capacity to 39L—equivalent to a standard 20-inch suitcase (fits 5-7 days of travel items)
• Lightweight build: Only 1.1kg (easy to carry even when fully packed)

Functional Design Highlights

1. Independent Shoe Compartment

    

   A dedicated, dirt-resistant pocket fits shoes up to size 46 (or dirty clothing), keeping them separated from clean items and protecting shoe shape.
    
2. Dry-Wet Separation Pocket

    

   A waterproof front zippered compartment safely stores toiletries, wet towels, or swimwear—preventing leaks and messes.
    
3. 16-Inch Laptop Compartment

    

   A padded, secure internal slot fits 16-inch laptops (and tablets), with 180° full-opening design for easy access and organized storage of tech gear (keyboards, mice, etc.).
    
4. USB Charging Interface

    

   Built-in internal cable connects to your power bank (not included) for on-the-go phone charging—no need to dig out your charger.
    
5. Breathable Honeycomb Back Cushion

    

   Promotes air circulation to keep your back cool, dry, and pressure-free during long carries.
    
6. Trolley Case Fixing Strap

    

   An upgraded back strap lets you attach the backpack to your suitcase’s telescopic handle—effortless travel through airports/stations.
    
7. Side Stretch Pockets

    

   Elastic side slots hold water cups, umbrellas, or small accessories for quick access.
    

Product Specifications

• Material: Durable, splash-proof polyester fiber
• Dimensions: L 11in × H 17.3in × W 5.9in~9in (expandable width)
• Color: Sleek black
• Model: T7051
• Compatibility: Fits 16-inch laptops; shoe compartment accommodates sizes ≤46

Ideal For business travel, work trips, office commutes, or short vacations—this backpack balances functionality, portability, and organization for modern travelers.