The Simms Men's Strata 330 Midlayer Bottom delivers weather protection and breathable comfort in a versatile design built for fishing and cold-weather layering. Constructed with Stormfleece Pro, these pants combine a woven exterior with a warm fleece interior for toughness, softness, and resistance against wind and rain—all while remaining highly breathable.Engineered for performance, they feature a dual snap closure with an internal drawcord waistband, a YKK zip-fly, and multiple pockets for functionality on and off the water. Low-profile cuffs and integrated stirrups ensure a smooth fit under waders or bibs, making them the perfect layering piece for long days outdoors. Stormfleece Pro fabric: fleece interior + woven exterior for warmth and durability C0 DWR finish for water resistance 4-way stretch for unrestricted movement Dual snap closure with internal drawcord waistband YKK zip-fly construction Two YKK Conceal zippered hand pockets + two rear drop-in pockets Low-profile cuffs and stirrups for seamless layering under waders or bibs Fabric Tech: 92% recycled polyester, 8% spandex, 4-way stretch with C0 DWR