A Cooler is a portable ice box that used to keep food and drink cool. Other popular names include Ice Chest, Esky, Cool Box or Chilly Bin. The insulation that lines your cooler will keep the contents cool by slowing down the circulation of warm air. Ice cubes or ice packs are used inside to keep the food and drink cold. Yeti make premium high quality Coolers that have a rotomoulded construction and permafrost insulation insuring everything is kept cool. The robust Yeti coolers are great for outdoor adventures of you need a portable refrigerator, but also good for just hanging out in the back garden with a summer beer.