Space Bag 4 Large Plus 2 Travel Bags * Triple your storage space * Protects contents from dirt, bugs, mildew and orders * Helps organize your bedding, clothing and other valuables * Space Bag is made with bi-axial layers of nylon and polyethylene * The bags are air tight, water tight and reusable * Carry On size travel bags measure 18" X 22.5" * Large Vacuum Bags measure 21.5" X 33.5" * Medium Vacuum and Carry On Travel Bags hold up to 6 sweaters