Midweight base layer bottoms perfect for skiing, winter hiking, or cold-weather layering, the 260 Tech Leggings With Fly are a warmer version of our best-selling Oasis Leggings, made with 100% merino wool.Features 100% Merino - Soft merino fibers that regulates body temperature in all weather conditions and resists odors Gusset for mobility and comfort Contoured pouch with fly Flatlock seams to prevent friction Inseam Length: 78.1cm based on size L Specs Product weight: Medium = 270 g /9.51 oz Fabric content: 100% Merino Wool Fabric weight: 260 Midweight Care: Machine wash warm. Wash with like colors. Do not use softeners. Fasten all closures to wash and dry. Do not bleach. Do not tumble dry. Line dry in shade. Warm iron. Do not iron print, trims and accessories. Do not dry clean. Men's Merino 260 Tech Thermal Leggings With Fly