The Pelican 1610 Case with Foam (Black) is an unbreakable, watertight, airtight, dustproof, chemical resistant and corrosion proof hard case used to carry any kind of equipment. It is made of ultra-high impact structural copolymer that makes it extremely strong and durable. It has a 0.25" (6.4 mm) neoprene o-ring, 4 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 and has padlock protectors to provide added strength and extra security against cutting and theft. It is carried by 3 comfortable rubber over-molded haul handles, a retractable handle and built-in wheels. This case has 5-piece foam set interior. Construction Ultra-high impact structural copolymer Open-cell core with solid wall design Five-piece foam set interior Easy open double throw latches Built-in automatic pressure equalization valve Padlock protectors Stainless steel hardware Includes a 5 piece foam set that consists of one "egg crate" foam upper section, three Pick 'N Pluck foam sections and one 1" blank bottom foam section Temperature rating -10 to +210° F (-23 to +99° C) Carrying options Top folding rubber over-molded haul handle Two side rubber over-molded haul handles Retractable extension handle Polyurethane wheels with stainless steel bearings 1610 Case Certificates IP67 (1 meter submersion for 30 minutes) (Ingress Protection) Def Stan 81-41/STANAG 4280 MIL-STD-810F