This midsize medical case is perfect when you need to ship supplies - plus a little extra. Pressure relief valve Wheels Specifications Interior (LA-WA-D)29.75 x 17.87 x 24.12 in Exterior (LA-WA-D)32.75 x 20.87 x 25.93 in Lid Depth 9.25" (23.5 cm) Bottom Depth 14.87" (37.8 cm) Total Depth 24.12" (61.3 cm) Int Volume 7.42 ftA^3 (0.21 mA^3) Weight 39.00 lbs (17.7 kg) Wheels 2 Body Material RotoMolded Polyethylene Latch Material Steel (Nickel-black Plated) O-Ring Material Silicone Sponge Pins Material Stainless Steel Purge Body Material Aluminum Hardware Material Black Cobalt