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. 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 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 wheels, size M and L have 5 wheels. Specifications: Material: Oxford cloth Size: S: 63 x 40 x 20cm or 24.8 x 15.7 x 7.9in weight: 1kg or 2.2lb M: 80 x 47 x 25cm or 31.5 x 18.5 x 9.8in weight: 1.5kg or 3.3lb L: 90 x 50 x 30cm or 35.4 x 19.7 x 11.8in weight: 1.8kg or 4lb Package List: 1 x Travel Bag 1 x Travel Bag Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.