THe Cadillac of Coolers

YETI Tundra 35

Even during the dog days, the over-the-top build of the YETI Tundra 35 will keep ice frozen and up to 20 beers cold over a long weekend, thanks to its solid, seam-free, one-piece construction. Rubber feet keep it from sliding in a truck bed. 
[$300; yeticoolers.com]