Pelican 1200 Case with Foam for NAC-DFDColor YellowSpecial Feature WaterproofMaterial BlendItem Dimensions LxWxH 10.62 x 4.87 x 9.68 inchesAbout this itemProtective case provide a watertight seal through the use of a tongue and groove fit and a polymer O-ring. Case includes an Automatic Pressure Equalization Valve which releases built up air pressure while keeping water out.