Outdoor enthusiasts, these Smartwool base layer bottoms are perfect for cold weather activities! The 53% merino wool blend provides natural temperature regulation - keeping you warm without overheating when you're active. The 3/4 length is brilliant for wearing under ski pants, snowboard gear, or winter hiking pants since they won't bunch up around your ankles. The slim fit layers comfortably under other clothing without adding bulk, and the Intraknit construction provides strategic ventilation where you need it most. The merino wool naturally wicks moisture away from your skin and resists odors, so you stay comfortable and fresh even during intense activities. Whether you're skiing, snowboarding, winter running, or just need warm layers for cold days, these bottoms deliver both comfort and performance. The quality materials hold up well to regular wear and washing, maintaining their shape and functionality season after season. If you're tired of base layers that either make you sweat too much or don't provide enough warmth, this Smartwool option hits that perfect balance of temperature regulation and comfort that makes winter activities so much more enjoyable.