Melalenia luggage PP Material: PP (Polypropylene) is a thermoplastic resin with high tensile strength. Mainly used in aviation products and high-end bags. It has the characteristics of light weight softness strong flexibility and not easy to deform. It is anti-stamped anti-fall anti-explosion waterproof anti-collision and can rebound immediately afterward to protect luggage. Lightweight and durable. So you can go anywhere with ease and confidence. We also match the 14 Inch Cosmetic Case Melalenia luggage is light and wear-resistant suitable for business trips travel and school. Make your travel worry-free.