Stanfield's 2 layer offers a soft inner layer of blended cotton and polyester next to your skin for itch free comfort. Our outer layer is a moisture moving blend of merino wool and polyester which maintains warmth and dryness. An additional insulating barrier is created when the air is trapped between two layers. - Fly opening - Signature Stanfield's elastic waistband - Full roomy seat for comfort -25% Merino Wool, 50% Polyester, 25% Cotton - Made in Canada