Icebreakers best-selling active baselayer bottoms made with the Icebreaker ultra-comfortable 100% merino jersey fabric and an updated design for improved comfort. The 200 Oasis Leggings are the perfect foundation for your everyday cold-weather layering system. The Icebreaker Oasis fabric is not only insulating and highly breathable, but it resists odors during extended use. The slim fit and gusseted construction provide unrestricted freedom of movement, while the brushed elastic waistband and flatlock seams throughout eliminate chafing when you’re on the move. Icebreaker - Mens 200 Oasis Leggings