What Our Gearhead(R) Experts Are Saying:"This is a true cold-weather staple. The 5-gauge merino knit feels dense and warm, but it still breathes well when I'm active. It regulates temperature better than most heavy sweaters I've worn, and it doesn't itch. The raglan sleeves make layering under a jacket comfortable, and it holds up season after season."When winter settles in and the air turns sharp, we reach for the Rockcraft Wool Crew Sweater for dependable warmth that lasts. Royal Robbins crafts this heavyweight layer from 100% Responsible Wool Standard merino wool, combining heritage-inspired design with outdoor-ready performance. The 5-gauge knit traps warmth while remaining breathable, naturally wicking moisture and resisting odor through long days outside. A high ribbed crew neck adds extra coverage against the cold, and raglan sleeves enhance range of motion for active pursuits. Available in classic multicolor Fair Isle or subtle phantom patterns, this versatile insulating layer is built to stand the test of time-ready to be worn, loved, and passed down through generations.