Features: Made of high-quality oxford cloth, water-resistant and durable. 3-layer expandable design provides more storage space and holds more belongings, such as clothes, books, toiletries, etc. 360 rotating spinner wheels roll smoothly on the ground, reducing the shock and noise. Folds down into a compact size for easy storage when not in use. Top handles and removable adjustable shoulder strap for easy carrying. Note: The size S has 4 spinner wheels, size M and L have 5 wheels. Specifications: Material: Oxford cloth Size: S: 63 * 40 * 20cm / 24.8 * 15.7 * 7.9in; weight: 1kg / 2.2lb M: 80 * 47 * 25cm / 31.5 * 18.5 * 9.8in; weight: 1.5kg / 3.3lb L: 90 * 50 * 30cm / 35.4 * 19.7 * 11.8in; weight: 1.8kg / 4lb Package List: 1 * Travel Bag