3.0 Men's Heritage Heavyweight Merino Wool Bi-Layer Thermal Crew Shirt

Our Merino Bi-Layer Crew is a great Merino mid-weight layer for the benefits of Merino wool without the expense. This thermal crew features a Merino wool blend outer layer and a 100% polyester inside layer. This two-layer construction traps air for increased warmth without weight. Goes great with the Merino Bi-Layer Pant. Features Thermoregulation Technology keep you warm and dry 2-layer construction enhances breathability UPF Rating 25+ All flat seam construction to prevent chafing Set-in sleeves and Ribbed collar & cuffs Technology Climasense fiber fusion is designed to regulate your optimal temperature Thermoregulation technology provides comfort through a wide range of temperatures UPF rated for sun protection Natural Breathability allows you to warm up or cool down with ease Odor Control neutralizes sweat and odor Fabric Composition and Care 87% Polyester, 13% Merino Wool Machine Wash Cold. Dark Colors Separately. Tumble Dry Low. Do not Iron/Steam or Dry Clean. N