The Pelican 1560 Case (Black) is an unbreakable, watertight, airtight, dustproof, chemical resistant & corrosion proof hard case used to carry any kind of equipment that needs to be protected from the elements. It is made from Ultra-high Impact structural copolymer that makes it extremely strong & durable. It has a 0.25" (6.4 mm) neoprene o-ring, two easy-open double throw latches that seal perfectly. It has a built-in automatic pressure equalization valve for changes in altitude or temperature. The case uses stainless steel hardware & has padlock protectors to provide added strength & extra security against cutting & theft. It is carried by a comfortable rubber over-molded top & side handles, retractable pull extension handle & built-in wheels. The 1560 case is NATO-codified & tested to IP-67 (Ingress Protection)and Def Stan 81-41/STANAG 4280 requirements. This case has a 3-piece foam insert interior. Exterior Dimensions: 22.06 x 17.93 x 10.43" (56 x 45.5 x 26.5cm) Interior Dimensions: 20.37 x 15.43 x 9.0" (51.7 x 39.2 x 22.9cm) Weight: 20 lbs (9.07kg)