This 80L vacuum travel backpack is designed to maximize packing space with an expandable compression system and included mini vacuum pump. It features multiple compartments for organized storage, including wet/dry separation, an insulated pocket, and an anti-theft pocket. The backpack is built from coated fabric and PVC leather for water-resistant, scratch-resistant durability. Added travel-friendly details include a TSA-approved lock, USB charging port, luggage strap, mini compass, whistle buckle, and reflective strips. It is suited for business trips, commuting, camping, and extended travel.