Trolley Backpack with Wheels Vacuum Compression 30L Large Capacity Water Proof Shoulder Bag for

Feature: 1. Versatile Storage: This backpack features a reasonable structure with multiple layers of storage space, including a vacuum sealed compression bag that can hold about 18-20 pieces of spring or autumn clothing, maximizing space efficiency 2. Trolley Backpack: The backpack can be transformed into a rolling trolley by retracting the shoulder straps and revealing the concealed telescoping pull bar within the zippered compartment, adapting to various travel scenarios with ease 3. Removable Design: The vacuum sealed bag is removable, allowing for flexible organization based on the backpack space and the number of items, and can also serve as an isolation compartment to prevent odors from mixing 4. Quiet Rolling Wheels: Equipped with high elastic rubber universal wheels, this rolling backpack offers low noise and effortless pushing and pulling, making it convenient for both shoulder carrying and hand pulling in different situations 5. Thoughtful Layout: The integrated case style structure includes a large main compartment with 180 degrees opening for easy access to bulky items and multiple combination bags. It features a separate compartment that can accommodate a 15.6 inch laptop 6. Water Proof Function: With its water proof capabilities, this suitcase backpack ensures that your work documents stay dry and your laptop remains protected from rain, making it suitable for use in various scenes and environments 7. User Friendly: The backpack includes a breathable back pad to promote air circulation and keep your back dry, reinforced stress parts on the shoulder straps for durability, a soft handle for easy carrying, smoother zippers for effortless access, and adjustable shoulder straps to fit your height, ensuring a comfortable and personalized fit Specification: Item Type: Rolling Backpack Product Capacity: 30L Fit Laptop Size: 15.6 inch Material: Oxford Cloth, Polyester, Aluminium Alloy, Rubber Backpack Length: Approx. 32cm / 12.6in Backpack Height: Approx. 48cm / 18.9in Backpack Thickness: Approx. 23cm / 9.1in Pull Rod Length: Approx. 43cm / 16.9in Stretching Total Height: Approx. 91cm / 35.8in Storage: Phone, Umbrella, Earphones, Wallet, Laptop, Clothing, etc. Pump Battery: 1500mAh Li Battery (Built in) Function: Water Proof Weight: Approx. 2430g / 85.7oz. Package List: 1 x Backpack 1 x Pump 1 x USB Cable 2 x Accessories 1 x User Manual