Don’t lose your cool or anything, but right now, Amazon is offering up a 20% off coupon on RTIC coolers, ranging from 20 to 145 quart capacity. All the cool kids know that RTIC makes our readers’ favorite soft coolers, but these hard versions are great, too. Plus, chances are you’ll need a solid cooler come summer. So don’t freeze this deal out; pack up and haul away your own new cooler today for a cool, extra low price.