Simms Thermal Pant Simms' warmest layer for cold days, the M's Thermal Pants feature a grid-fleece interior that traps heat next to skin, without adding bulk or limiting range of motion. * Smooth faced grid-fleece layers perfectly with our baselayers to provide maximum warmth * Self fabric waistband with dual snap closure and zippered fly allow for easy on and off transitions * Dual slash handwarmer pockets * Patterned with a gusseted crotch for maximum comfort and easy layering with bibs or waders. * Tapered hem for a streamline fit when wearing layers underneath and over top FABRIC TECH: Body - 7.52 oz./yd. 2 (255gsm) 93% polyester, 7% elastane finished with antimicrobial + moisture management ITEM #: PG-13315