Material: This luggage cover is made of high quality polyester. Double stitching all over the body for high stretch and stretch ensures your suitcase stays closed when on the go. DOUBLE SECURITY: Top and side slots for easy access to luggage handles. With double security on the bottom (zipper and security buckle), it fits quickly and easily in seconds and is easy to apply and remove. FUNCTIONAL: Dustproof, super elastic, scratch resistant, easy to clean and protect This suitcase cover can be washed with water to keep it clean. If you get dirty after your trip, you can clean it. Your suitcase will not be knocked over, scratched, etc. during the trip. Wearing a luggage cover protects your luggage from those nasty scars, so it retains its beauty even when you travel a lot. Washable: This suitcase cover can be washed with water to keep it clean. If you get dirty after a trip, you can clean it. Sizes: Available in four sizes, it fits almost any suitcase. Free expansion fabric to fit more sizes. S: Fits 18-20" suitcases, M: Fits suitcases 21-24", L: Fits 25-28" XL suitcases: Fits 29-32" suitcases. If you are unsure of the size or not completely satisfied with our covers, please contact us directly and we will do our best to accommodate you.