The P.A.C.K. (Personal Army Combat Kit) 216 can fit 4 inches (102 mm) of foam. Its rugged olive canvas exterior protects a hard plastic interior built for strength and durability. Its design includes a zipper on the bottom to allow for attachment to the P.A.C.K. 1520 XL or P.A.C.K. Plus. It was also designed for airport travel and meets all FAA regulations for carryon luggage. This bag comes empty, but can be ordered with pluck or custom cut foam. Overall Bag Dimensions - 17W x 15L x 5H" (432W x 381L x 127H mm)