Simms Thermal Midlayer Baselayer Bottom - Men's Size:Medium While we’d all love to

While we’d all love to have a full complement of flies at our disposal at all times

we use 6060 aerospace aluminum

Developed in partnership with the geniuses at Fly Fish Food

Durability: Designed with abrasion-resistant materials and strategic seam locations to minimize wear

re-sealable bags for storage

Simms Thermal Midlayer Baselayer Bottom - Men's Size:Medium While we’d all love toOur warmest midlayer 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