Xtreme:

A range of coolers with extra insulation and lots of innovation that will keep ice cold for up to 5 days at 32°C.

Ultimate Xtreme:

A range of coolers in it for the long haul – keeping ice cold for up to 6 days at 32°C.

Thermo Zone™:

All Coleman® coolers contain ThermozoneTM environmentally friendly foam with 0% ozone depletion potential. It does not contain any CFCs, HCFCs or HFCs.