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Base Layer Tops

$59.95
From all-day ski sessions to snow day neighborhood gatherings, kids need warm gear to keep them outside doing what they love. Our Kids' Classic Thermal Merino Base Layer Pattern Crew uses soft Mid 250 interlock knit, great for layering in cool conditions. Now your kids can be as warm, dry, and comfortable as you are in your Smartwool base layers. Features: - Slim Fit - Crew neck with set-in long sleeves - 100% Merino wool fabric made with an interlock knit for enhanced comfort, breathability, thermoregulation, and odor resistance - Flatlock seam construction designed to eliminate chafing - Knit in Vietnam: 100% Merino Wool
$64.95
Soft and functional long-sleeve jersey with few seams and bodymapped structure for enhanced thermoregulation. Recycled fabrics. - Regular fit - Seamless design for optimal freedom of movement - Flatlock seams that follow body movements
$64.95
Soft and functional long-sleeve jersey with few seams and bodymapped structure for enhanced thermoregulation. Recycled fabrics. - Regular fit - Seamless design for optimal freedom of movement - Flatlock seams that follow body movements
$64.95
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
$69.95
Our Kids' Classic Thermal Merino Base Layer Zip T uses our super soft midweight interlock knit. This versatile Zip T is great in cool conditions and when you need to stay warm. And when the sun comes out, just zip the collar down. With Smartwool base layers, it's that easy. Features: - Slim Fit - 100% Merino Wool fabric made with an interlock knit for enhanced comfort, breathability, thermoregulation, and odor resistance - 7" (18 cm) center front zipper with anti-chafing chin guard - Flatlock seam construction designed to minimize chafing - Knit in Vietnam: 100% Merino Wool
$69.95
The Men’s FD Pro 160 Crew is constructed using fully recycled, FlashDry-Pro™ fabrics for best-in-class moisture management. The fitted design, flat-locked seams and raglan sleeves make this a comfortable, mobility-focused base layer for all types of cold-weather activities. Features: - Slim fit - FlashDry-Pro™ materials actively pull moisture away from the body to keep you feeling dry and comfortable during activity - Fabric made with recycled polyester - Raglan sleeves and stretch underarm gussets for full arms-up mobility - Flat-locked seams for comfort against the skin - Flat-sewn elastic cuffs with integrated thumb loops - Internal locker loop and tear-away label at back of neckline
$69.95
The Women’s FD Pro 160 Crew is constructed using fully recycled, FlashDry-Pro™ fabrics for best-in-class moisture management. The slim-fit design, flat-locked seams and raglan sleeves make this a comfortable, mobility-focused base layer for all types of cold-weather activities. Features: - Slim fit - FlashDry-Pro™ materials actively pull moisture away from the body to keep you feeling dry and comfortable during activity - Fabric made with recycled polyester - Raglan sleeves and stretch underarm gussets for full arms-up mobility - Flat-locked seams for comfort against the skin - Flat-sewn elastic cuffs with integrated thumb loops - Internal locker loop and tear-away label at back of neckline
$69.95
The Women’s Plus FD Pro 160 Crew is constructed using fully recycled, FlashDry-Pro™ fabrics for best-in-class moisture management. The slim-fit design, flat-locked seams, raglan sleeves and extended sizing make this a comfortable, mobility-focused base layer for cold-weather activities. Features: - Slim fit - FlashDry-Pro™ materials actively pull moisture away from the body to keep you feeling dry and comfortable during activity - Fabric made with recycled polyester - Raglan sleeves and stretch underarm gussets for full arms-up mobility - Flat-locked seams for comfort against the skin - Flat-sewn elastic cuffs with integrated thumb loops - Internal locker loop and tear-away label at back of neckline
$74.95
Active Extreme X CN LS is a long-sleeve baselayer jersey designed for racing and high-intensity workouts in mild to cold winter conditions. This high-performance garment combines lightweight SEAQUAL polyester, Coolmax Air Technology and recycled polyester to provide exceptional body-temperature management during high-intensity activities. In addition, the garment comes with a waffle-knitted design for enhanced moisture transport and comfort. Great stretch and ergonomic fit ensure optimal freedom of movement while bodymapped mesh panels provide extra ventilation where it's needed the most. A proven favorite among elite athletes and everyday heroes. SEAQUAL eco-friendly fabric - The SEAQUAL Initiative challenges plastic pollution and helps to clean our oceans from marine litter, driving society towards circularity. A result of our ambition to take full responsibility for the entire value chain, Active Extreme X CN LS is made of upcycled marine plastics, a 100% recycled material. The recycled SEAQUAL fabric is not only eco-friendly but offers exceptional moisture transport and ventilation as well. Coolmax Air Technology - Coolmax Air Technology fabrics are designed to optimize the body's natural temperature management in cold as well as warm conditions. Featuring polyester fibers with a unique propeller-shaped cross-section, the fabric provides excellent thermoregulation for optimal performance. Tests have shown that garments made with the Coolmax Air Technology offer superior body-temperature management, great comfort and superb quick-dry effect. - Thin, lightweight and elastic fabric - SEAQUAL polyester produced from recycled plastic - Coolmax Air Technology - Waffle-knitted design for maximum moisture transport and comfort - Mesh inserts at armpits for enhanced ventilation - Flatlock seams that follow body movements - Tight fit - Moisture transport: 5 out of 5 - Activity level: 5 out of 5 - Temperature: -5 C to +10 C
$74.95
Active Extreme X CN LS is a long-sleeve baselayer jersey designed for racing and high-intensity workouts in mild to cold winter conditions. This high-performance garment combines lightweight SEAQUAL polyester, Coolmax Air Technology and recycled polyester to provide exceptional body-temperature management during high-intensity activities. In addition, the garment comes with a waffle-knitted design for enhanced moisture transport and comfort. Great stretch and ergonomic fit ensure optimal freedom of movement while bodymapped mesh panels provide extra ventilation where it's needed the most. A proven favorite among elite athletes and everyday heroes. SEAQUAL eco-friendly fabric The SEAQUAL Initiative challenges plastic pollution and helps to clean our oceans from marine litter, driving society towards circularity. A result of our ambition to take full responsibility for the entire value chain, Active Extreme X CN LS is made of upcycled marine plastics, a 100% recycled material. The recycled SEAQUAL fabric is not only eco-friendly but offers exceptional moisture transport and ventilation as well. Coolmax Air Technology Coolmax Air Technology fabrics are designed to optimize the body's natural temperature management in cold as well as warm conditions. Featuring polyester fibers with a unique propeller-shaped cross-section, the fabric provides excellent thermoregulation for optimal performance. Tests have shown that garments made with the Coolmax Air Technology offer superior body-temperature management, great comfort and superb quick-dry effect. - Thin, lightweight and elastic fabric - SEAQUAL polyester produced from recycled plastic - Coolmax Air Technology - Waffle-knitted design for maximum moisture transport and comfort - Mesh inserts at armpits for enhanced ventilation - Flatlock seams that follow body movements - Tight fit - Moisture transport: 5 out of 5 - Activity level: 5 out of 5 - Temperature: -5 C to +10 C
$99.95
Baselayer jersey with wind protection at front for racing and high-intensity workouts in cold and windy conditions. Recycled fabrics. - Supertight fit - Thin, lightweight and elastic fabric that is channel-knitted to trap air and provide warmth - Coolmax-Air fiber against the skin enhances cooling and moisture transport - Flatlock seams that follow body movements - Elastic windprotection panels at front body and shoulders - This product is made with SeaQual polyester that is produced from recycled plastic from the ocean
$114.95 - $119.95
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: - 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 - 10' (25 cm) center front zipper semi-locking slider - Knit in Vietnam: 100% Merino Wool. Exclusive Of Decoration - Garment Weight: 298 g = 10.51 oz
$114.95
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
$114.95
Our new Men's Classic Thermal Merino Base Layer Pattern 1/4 Zip has been rebuilt to provide you with a more functional and fashionable garment. 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: - 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 - 10" (25 cm) center front zipper semi-locking slider - Knit in Vietnam: 100% Merino Wool - Garment Weight: 298 g = 10.51 oz
$114.95
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
$114.95 - $119.95
Our new and improved Women's Classic Thermal Merino Base Layer Pattern 1/4 Zip is here to bring you a better feeling, better performing, and better-looking garment. 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 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 Vietnam: 100% Merino Wool - Garment Weight: 236 g = 8.32 oz
$124.95 - $129.95
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
$134.95
You’ll love the innovation of the Intraknit Merino wool in this ¼ zip women’s base layer, because it helps with moisture management, temperature control, and odor resistance. And there’s even more to love: it's constructed to enhance performance, it offers mesh layers for breathability in all the right places, and it’ll let you move more easily and freely. Plus, it’s designed with striking color lock patterns that will get you noticed, whether you're out with friends or just running your errands. Features: - Fit: Slim - 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 - 8" (20 cm) center front zipper - Knit in India: 52% Merino Wool, 45% Polyester, 2% Elastane, 1% Polyamide. Exclusive Of Decoration.
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