Durable and elastic: the trunk lid is made of polyesterSuper high layer pressure, high elasticity, the shape is as tough as yoga, and the super thickness increases wear resistance, protecting your suitcase from dirt and scratchesFour sizes are available: S (for 18-20 inch bags), M (for 22-24 inch bags), L (for 25-28 inch bags) and XL (for 29-32 inch bags). If your luggage is soft shell, please order a larger sizeDouble sided opening design. Applicable to left and right handle luggage.Don't worry about losing your luggage at the airport again: it is very suitable for holiday travel, with unique design, and it is easy to find and collect luggage at the airport