Mattress major Sealy was selected as a Polartec APEX Award winner for 2010. Winning products display superior function, design and aesthetics in their use of Polartec fabric. Sealy, which has headquarters in Trinity, N.C., incorporates Polartec into its Embody by Sealy mattress to improve air circulation in the foam beds, the company said. Polartec is a knit fabric made from synthetic fiber designed to mimic the temperate–regulating properties of natural wool. It’s manufactured by textile supplier Polartec LLC in Lawrence, Mass.