Read more about what makes our luggage special in our Luggage guide Materials: Lightweight & durable polycarbonate hard shell Lining: Water resistant 75D polyester pongee Front pocket features three interior slip pockets suitable for up to a 14" laptop, as well as three smaller zipper pockets perfect for smaller items, and a lockable YKK zipper closure TSA-approved combination lock. Using this Travel Sentry® lock allows your luggage to be opened, inspected, and relocked by security authorities without damage. For more information, visit: www.travelsentry.org High performance 360° spinner wheels for an ultra smooth ride YKK zippers Interior compression system to maximize space, featuring an 18" x 12.5" pocket for additional storage Aluminum telescopic trolley handle with easy-to-hold soft rubber handle Removable laundry bag for dirty clothing Holds enough for 5-7 outfits Meets carry-on luggage requirements for most major airlines