It was constructed to fit snugly in your luggage and stay ready for you at your final destination. Each bag size in this set was tested, designed, and selected to create the perfect packing cube kit for up to a 14-day vacation. The included laundry bag helps you separate soil clothing from the rest of your clean clothes which is particularly useful when traveling to multiple locations.Whether you travel by car, train, or plane, your Pak can make life on the road much easier! Our customers enjoy using their cubes for day trips or even a big romantic getaway in Paris. No trip is too big or too small for the versatility of our packing cubes.Watch liquids glide smoothly off your packing cubes making it easy for cleaning. Accompanied by smooth snag free ergonomic zipper pulls, pack your way through any travel adventures while resting assure your packing cubes are made from the best material.