The Biggest Fourth of July Mattress Sales to Shop Online Right Now

Cocoon by Sealy Cocoon Chill Mattress ($699, originally $1,079)

Whether you're a hot sleeper looking for a remedy to your night sweats or just someone in need of a cooler mattress during the summer months, Cocoon by Sealy is one of our favorite spots for finding the best cooling mattresses. And much to our delight, the brand is now hosting its Fourth of July mattress sale, which includes deals of up to 35 percent off on all mattresses — including this top-seller.

One reviewer on Cocoon by Sealy's site raved about the mattress's cooling capabilities, saying: "I couldn't be happier with my Cocoon Chill Hybrid mattress! From the very first night, I experienced a perfect balance of comfort and support. The cooling technology is a game-changer, keeping me cool and sweat-free throughout the night."