Multi-Functional Expandable Backpack with Vacuum Storage

• Vacuum Compression: Features a one-way valve for quick compression using an electric pump or manual pressing, optimizing luggage space.
• Odor, Dry, and Wet Isolation: Airtight vacuum bag with compartments for separating wet and dry items, keeping your belongings organized and protected.
• Expandable Capacity: Expands up to 40L, equivalent to a 24-inch rolling suitcase, and fits a 17-inch laptop.
• High-Quality Material: Made of high-density Oxford fabric with a waterproof layer, it’s durable, scratch-proof, and easy to clean.
• Multifunctional Use: Ideal for daily use, travel, and business. Suitable for college, weekend trips, and as an airplane carry-on.

Size: 49cmx30cmx18cm

Features:

1. One-way valve for manual or pump-assisted vacuum compression, expanding capacity up to 40L.
2. Multiple compartments and wet/dry pockets for organized storage and protection.

Usage Steps:

1. Open the compression vacuum liner bag.
2. Place clothes inside and seal the zipper.
3. Open the one-way valve.
4. Press to release air and complete compression.