Every epic adventure starts with a solid foundation, and the last thing you want to overlook is the first layer you put on. Ultra-comfy, responsibly sourced Merino next to skin helps regulate body temperature, manages sweat, and resists odors, whether you&';re in Tennessee or Timbuktu. The Men&';s Merino Boxer Brief features smooth, flatlock seams and a wide elastic waistband with Merino lining. Our ultra-soft and durable Merino fabric helps make your first layer your best for every adventure. Features : Our slim fit is intended to follow the contours of the body. Our lightweight Merino jersey fabric uses a recycled nylon core to increase durability while still keeping 100% Merino wool next to skin. Flatlock seam construction designed to minimize chafing. Fully functional fly.