The Made in USA SoftPak you know and love just got a lot better. The XD Series is our best soft cooler to date. Featuring a textured, polyester shell that's not only more durable and better looking but is also resistant to stains, fading, mildew and bacteria. It's used by some of the top boat manufacturers in the world. The new water-resistant YKK zipper is a significant step above the Standard Series SoftPak zippers and keeps the cold air in and hot air out. Beefier hardware and buckles