A plastic reinforcement at the bottom of the container allows the removable steel compartment to be held in place. Large enough to accommodate blood and pharmaceutical products in their original packaging, as well as a substantial amount of plasma. Material outer casing: Polyethylene. Material inner container: Polyethylene. An excellent isolated transport box of 44 l Cold life at +32°C: up to 109 h Cold life at +43°C: up to 74 h