Innovative diamond contrast stitch creates a slim, clean look combined with the performance features of merino wool. 5-gauge, heavyweight, 100% Merino wool sweater that does not itch Versatile, durable, and breathable, it stays comfortable across a broad range of temperatures Double layerer, ribbed mock neck for added warmth Raglan sleeves improve range of motion Responsible Wool Standard (RWS) wool, certified by Control Union cert. 895314