This mid-weight, duo layer pant, consists of a fully synthetic inside and Merino blend face. Our bi-layer construction, creates an air pocket in-between both layers for additional insulation and thermal regulation. The synthetic backside, helps to push sweat and moisture vapors to the surface to keep the wearer dry and comfortable. Merino wool, is natures best at thermal regulation and odor control. Our Merino wool is blended with nylon for an added degree of durability. Great on its own or with the Ultra Merino Crew or Ultra Merino Half Zip.FeaturesThermoregulation Technology keep you warm and dryMerino Wool is naturally warm and odor resistantUPF Rating 50+ for great sun protectionAll flat seam construction to prevent chafing. TechnologyClimasense fiber fusion is designed to regulate your optimal temperature Thermoregulation technology provides comfort through a wide range of temperatures UPF rated for sun protection Odor Control neutralizes sweat and odor Moisture Management moves moisture from the skin to keep you warm and dry