Pelican Large Case Series. Mobility Version. Retractable extension handle and 2 wheels. 4" diameter x 1.5" wide (10.2 x 3.8cm) heavy duty polyurethane wheels with stainless steel bearings Easy open Double Throw latches Open cell core with solid wall design - strong, light weight O-ring seal Automatic Pressure Equalization Valve Comfortable rubber over-molded top and side handles Stainless steel hardware and padlock protectors Personalized nameplate service available Lifetime Guarantee of Excellence Water resistant, crushproof, and dust resistant Interior (L x W x D)19.92" x 14.98" x 9" (50.6 x 38 x 22.9 cm)Exterior (L x W x D)23.78" x 18.33" x 12.08" (60.4 x 46.5 x 30.7 cm) Body: Polypropylene Foam: 1.3 lb. Polyurethane Latch: ABS Purge Body: ABS Lid O-Ring: Polymer Purge Vent: 3 Micron Hydrophobic Non-Woven PET Pins: Stainless Steel Purge O-Ring: 70 Shore Nitrile