Base Layer Tops

Make sure your time outside is as comfortable as possible with the help of the Women's Classic Thermal Merino Base Layer 1/2 Zip Hoodie. The 100% Merino wool fabric makes for a more breathable and odor-resistant thermal, while the flatlock seam construction helps minimize chafing for enhanced comfort. The slim fit follows the contours of the body and is designed for maximum comfort every way you move. So your days outside can get a little longer, and always feel good. Features: - Fit: Slim - Our slim fit is intended to follow the contours of the body -Fabric helps combine the moisture management, temperature regulation, and odor resistance of 100% Merino wool with interlock knit for comfort - Back body seam wraps to front - Raglan sleeves - Flatlock seam construction designed to help increase comfort and minimize chafing - Size medium center-front zipper length: 12" (30.5 cm) - Made in Vietnam: 100% Merino Wool. Exclusive of Decoration.

We've updated the fit of our Men's Classic Thermal Merino Base Layer 1/4 Zip to improve functionality while also enhancing aesthetics. As one of our heaviest base layer tops and best base layers for cold weather, this garment uses 100% responsibly sourced Merino wool, shoulder panels, and a flatlock seam construction to help minimize chafing as well as help keep you comfortable and temperature-regulated as you enjoy high-intensity skiing, hiking, running, and more. Features: - Fit: Slim - Our slim fit is intended to follow the contours of the body - Fabric helps combine the moisture management, temperature regulation, and odor resistance of 100% Merino wool with interlock knit for comfort - Flatlock seam construction and offset shoulder and side seams designed to help increase comfort and minimize chafing - Side seams wrap to front - Size medium center-front zipper: 10" (25 cm) - Made in Vietnam: 100% Wool-Merino. Exclusive of Decoration.

Our Men's Classic Thermal Merino Base Layer Colorblock Crew features 100% Merino wool made with a flatlock seam construction and offset shoulder and side seams designed for enhanced comfort, breathability , thermoregulation, and odor resistance. From hiking to running and skiing, this base layer brings consistent comfort, plus reliable warmth  and durability, for every winter activity. Features - Fit: Slim - Our slim fit is intended to follow the contours of the body - Fabric helps combine the moisture management, temperature regulation, and odor resistance of 100% Merino wool with interlock knit for comfort - Flatlock seam construction and offset shoulder and side seams designed to help increase comfort and minimize chafing -Side seams wrap to front - Made in Vietnam: 100% Wool-Merino. Exclusive of Decoration.

Our Kids' Classic Thermal Merino Base Layer Crew is made of 100% responsibly sourced Merino wool to help your little ones stay comfortable on snow days and activities in the mountains. With a flatlock seam construction designed to minimize chafing, a crew neck built with set-in long sleeves, and all of the benefits of Merino, this kids' base layer will help them enjoy winter more. Features: - Slim Fit - 100% Merino wool fabric made with an interlock knit for enhanced comfort, breathability, thermoregulation, and odor resistance - Crew neck with set-in long sleeves - Flatlock seam construction designed to minimize chafing - Knit in Vietnam: 100% Merino Wool

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

New to our innovative Intraknit™ line is the Men's Intraknit™ Thermal Merino Base Layer 1/4 Zip. This Smartwool® base layer is 3D-mapped for a near-custom fit and freedom of movement. Its engineered construction helps enhance your performance with a lighter weight and cleaner finish. If you're looking for base layer clothing for cold weather, this one uses Merino Sport yarn that combines the power and benefits of Merino wool with the durability and fast dry times of polyester—creating the ultimate performance-ready top for all of your high-energy activities. Features: - Fit: Slim - Our slim fit is intended to follow the contours of the body - Featuring Intraknit™ technology: Insulation, articulation, and ventilation are seamlessly integrated to help with movement and comfort - Merino Sport yarn combines the moisture management, temperature regulation, and odor resistance of Merino with polyester - Seamlessly knit mesh ventilation - 3D mapping results in near custom fit and freedom of movement - 8.25" (21 cm) center-front zipper - Made in India: 53% Merino Wool, 44% Polyester, 3% Elastane. Exclusive of Decoration.

Made with our innovative Intraknit™ technology, the Men's Intraknit Thermal Merino Base Layer Colorblock Crew is designed with colorblock patterning for a distinctive look. It’s 3D-knit to enhance performance, and it offers mesh zones for better breathability in all the right places. Plus, this crew is built so that it fits as though it’s custom-made just for you. With enhanced durability features such as ribbed elbows, this shirt will last for a long time to come. Features: - Fit: Slim - 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 a near custom fit and freedom of movement while ribbed elbows provide added durability - Avg Weight: 208g (7.34 oz) - Knit in India: 53% Merino Wool, 44% Polyester, 3% Elastane. Exclusive Of Decoration.

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

We've updated the fit of our Women's Classic Thermal Merino Base Layer 1/4 Zip to improve functionality while also enhancing aesthetics. As one of our heaviest base layer tops and one of our best base layers for cold weather, this garment uses 100% responsibly sourced Merino wool, shoulder panels, and a flatlock seam construction to help minimize chafing as well as keep you comfortable and temperature regulated as you enjoy high-intensity skiing, hiking, running, and more. 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 for a range of body shapes Back body seam wraps to front for body-enhancing fit Crew neck with raglan sleeves Flatlock seam construction designed to minimize chafing 8" (20 cm) center front zip with semi-locking slider Knit in China: 100% Merino Wool Garment Weight: 236 g = 8.32 oz

We've updated the fit of our Women's Classic Thermal Merino Base Layer 1/4 Zip to improve functionality while also enhancing aesthetics. As one of our heaviest base layer tops and one of our best base layers for cold weather, this garment uses 100% responsibly sourced Merino wool, shoulder panels, and a flatlock seam construction to help prevent chafing as well as keep you comfortable and temperature regulated as you enjoy high-intensity skiing, hiking, running, and more. Features: - Fit: Slim - Our slim fit is intended to follow the contours of the body - Fabric helps combine the moisture management, temperature regulation, and odor resistance of 100% Merino wool with interlock knit for comfort - Back body seam wraps to front - Raglan sleeves - Flatlock seam construction designed to help increase comfort and minimize chafing - Size medium center-front zipper: 8" (20 cm) - Made in Vietnam: 100% Wool-Merino. Exclusive of Decoration.

Meet the new and improved Women's Classic Thermal Merino Base Layer Crew. We've updated this 100% Merino wool fan-favorite with new color options and an enhanced fit to improve functionality while elevating aesthetics. The addition of shoulder panels and its flatlock seam construction helps prevent chafing and increases your comfort level. 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 for a range of body shapes - Back body seam wraps to front for body-enhancing fit - Crew neck with raglan sleeves - Flatlock seam construction designed to minimize chafing - Knit in China: 100% Merino Wool - Garment Weight: 218 g = 7.69 oz

This minimalist-style crew is anything but insignificant. Our Women'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: 180 g = 6.35 oz