WoodenCrew™ Backpack Vacuum

Material: Oxford Lining Material: Polyester Backpacks Type: Softback Interior: Interior Slot Pocket Interior: Cell Phone Pocket Interior: Interior Zipper Pocket Interior: Interior Key Chain Holder Interior: Interior Compartment Interior: Computer Interlayer Handle/Strap Type: soft handle Exterior: Solid Bag Decoration: NONE Closure Type: zipper Technics: OTHER Capacity: 36-55 Litre Item Type: Backpacks Carrying System: Resin Mesh Gender: Unisex Rain Cover: No Style: fashion Pattern Type: Solid Choice: yes Product Name: Vacuum Compression Backpack Material: Waterproof Oxford cloth Size: 49*32*15CM After expansion: 49*32*20CM Capacity: can hold a 17.3-inch laptop Separate laptop bag Using the vacuum compression method: 1. Open the compressed vacuum lined bag 2, put the clothes on the air-tight zipper 3. Open the one-way exhaust valve 4. Press to exhaust the air inside Function: Breathable back Comfortable foam shoulder straps strap Anti-theft zipper pocket on the back Waterproof/wear-resistant/moistureproof Wet and dry separation area vacuum compression airtight