Feature:1. Made of high-quality oxford cloth, water-resistant and durable.2. 3-layer expandable design provides more storage space and holds more belongings, such as clothes, books, toiletries, etc.3. 360° rotating spinner wheels roll smoothly on the ground, reducing the shock and noise.4. Folds down into a compact size for easy storage when not in use.5. Top handles and removable adjustable shoulder strap for easy carrying.Specification: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 clothSize:S: 63 * 40 * 20cm / 24.8 * 15.7 * 7.9in; weight: 1kg / 2.2lbM: 80 * 47 * 25cm / 31.5 * 18.5 * 9.8in; weight: 1.5kg / 3.3lbL: 90 * 50 * 30cm / 35.4 * 19.7 * 11.8in; weight: 1.8kg / 4lbPackage List:1 * Travel BagPackage List:1 * Travel Bag