Featuring an asymmetrical zipper for complete and more comfortable protection of your nose and mouth, our Heavyweight Hoody is designed to be worn next to skin, or layered over a lightweight Simms baselayer, to provide maximum warmth, wicking and protection. Smooth jacquard face with grid-fleece backside adds stretch and micro pockets to trap heat and wick away moisture Three paneled snug fitting hood closes with asymmetrical zipper, allowing the protection of your nose, mouth and face from the elements Sleeves built with extra length and thumb holes to keep the sleeves in place and provide the backs of hands with added warmth Flatlock seam construction for next to skin comfort FABRIC TECH: Body - 190 gsm 96% polyester, 4% elastane micro grid fleece finished with antimicrobial + moisture management