Ultra-comfortable base layer bottoms that make the perfect foundation for your everyday cold-weather layering system, the 200 Oasis Leggings feature 100% merino wool jersey fabric that’s breathable, insulating, and odor-resistant.The slim fit and gusseted construction provide unrestricted freedom of movement, while the brushed elastic waistband and flatlock seams throughout eliminate chafing.Inspired by nature, icebreaker harnesses the performance qualities of natural fibers to offer an alternative to clothing based on petrochemical synthetics.Merino is an annually renewable fiber that naturally resists odors, keeps you cool when it’s hot and warm when it’s not, and lets your skin breathe for comfort all day, every day.FEATURES:Soft merino fibers that regulates body temperature in all weather conditions and resists odors.Gusset for mobility and comfort.Flatlock seams to prevent friction.Benefits:100% Pure Merino.Body temperature regulation.Breathable.Moisture wicking.Odor resistant.Warm when wet.Biodegradable fiber.Through merino wool Icebreaker is able to create a sustainable product.Wool is a natural, durable and biodegradable product.Icebreaker wool is obtained following ethical criteria and is part of the ZQ program that ensures that farmers take care of the sheep and the land they inhabit.