The Mens REI Co-op Baselayer Bottoms are a staple piece for year-round outdoor pursuits Built with stretch polyester fabric these bottoms provide warmth and unrestricted movement while you ski hike or campPRODUCT CONDITIONThese UnNew Mens REI Co-op Lightweight Base Layer Bottoms are in Excellent conditionampnbspProducts in Excellent condition have seen minimal use and wear Any imperfections are purely cosmetic and do not affect the intended performance of the productTECH SPECS-Soft polyester blend that wicks sweat and dries fast to keep you warm in winter and cool in summer-4-way stretch-Flatseam construction and low-profile waistband and crotch gusset keep you comfortableampnbsp-UPF 50 sun protection-Fly opening-Ankle-length inseam-Sem-fitted-Fabric 92 polyester8 spandex-Underwear Weight Lightweight-Inseam 27 inches-Fair Trade Certified factoryampnbsp