7 coolers that could revolutionize your summer

Coolers aren’t exactly, well, “cool.” Traditionally, they’re nothing more than big insulated boxes that end in a cold, soupy mess two days into a cottage or camping trip. But many manufacturers are upping their coolers’ cool factor by offering “how-did-we-live-without-these” features such as HazMat-level leak proofing and built-in blenders. Here are seven revolutionary coolers for hot summer days.