Base Layer Tops

Meet the better-than-ever Men's Classic Thermal Merino Base Layer Crew. We've updated this 100% Merino wool fan-favorite with new colors and a new fit to improve functionality while enhancing aesthetics. Shoulder panels eliminate top shoulder seams and a flatlock seam construction helps prevent chafing. Add one of our best base layers for cold weather to your winter wardrobe and experience the difference the next time you go skiing, hiking, climbing, or biking. Features: - Slim Fit - 100% Merino wool fabric made with an interlock knit for enhanced comfort, breathability, thermoregulation, and odor resistance - Fit updated to improve functionality while enhancing aesthetics - Shoulder panels eliminate top shoulder seams - Flatlock seam construction designed to minimize chafing - Knit in Vietnam: 100% Merino Wool - Garment Weight: 276 g = 9.74 oz

This minimalist-style crew is anything but insignificant. Our Men's Intraknit Thermal Merino Base Layer Crew is a lightweight, super-moveable top, made for all of your most extreme cold-weather activities. With Merino Sport yarns and gender-specific ventilation perfectly placed to maximize thermoregulation and breathability in high-intensity activities, it helps amplify moisture management, movement, and comfort. When you're in our best base layers, you're ready for anything. Features: - Slim Fit - Merino Sport yarn combines the power of Merino with the durability and fast dry times of polyester - Engineered construction uses knit structures to enhance performance with lighter weights and cleaner finish - Mesh ventilation seamlessly knit in gender-specific zones designed to keep the body dry and comfortable - 3D mapping results in near custom fit and freedom of movement while ribbed elbows provide added durability - Knit in India: 53% Merino Wool, 45% Polyester, 2% Elastane - Garment Weight: 208 g = 7.34 oz

The Kari Traa Lune Long Sleeve is a warm synthetic performance crew built for all-season adventures. The brushed inside is next-to-skin soft, and the 4-way stretch fabric enables a wide range of motion. Flatlock seams eliminate chafing, and the playful design makes outdoors activity fun.

The Kari Traa Rose Light Long Sleeve is a lighter-weight, thin merino baselayer with a classy, feminine, Nordic-inspired floral design and a slim, sporty silhouette. Combining ethically sourced wool and 4-way stretch, this top offers next-to-skin comfort, natural odor-resistance, and breathability. A round neck and raglan sleeves make layering a cinch.

The Women's Thermal Edge Jersey has a superior 4-way stretch that provides airflow, retains heat and wicks moisture. A DWR treatment adds an extra layer of protection, and a full-length zipper lets you adapt to rising temps. Technical Details: - Fit Tech: Standard - Fabric: Drytex Thermal Climate: Stretch diamond terry jacquard with DWR treatment for extra climate protection - Fabric Technology: Water and wind resistant, Hard face, brushed back, heat retention, moisture management - Hem Finish: Elastic at hem - Pockets: 3 rear pockets - Visibility Features: Back reflective accents - Zipper: Full-length zip