Base Layer Bottoms

Soft and functional baselayer pants 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

Our Kids' Classic Thermal Merino Base Layer Bottom uses our super soft Mid 250 interlock knit—perfect for layering in cool conditions and great for wearing alone on a mild day. Now your kids can be as warm, dry and comfortable as you are. In your Smartwool base layers. Features: - Slim Fit - 100% Merino wool fabric made with an interlock knit for enhanced comfort, breathability, thermoregulation, and odor resistance - Merino-covered elastic waistband adds comfort - Flatlock seam construction designed to minimize chafing - Size M - Inseam: 20" (51 cm) - Knit in Vietnam: 100% Merino Wool

A favorite among elite athletes and everyday heroes, these functional baselayer pants are designed for racing and high-intensity workouts in mild to cold winter conditions. They combine lightweight SEAQUAL polyester, Coolmax Air Technology and recycled polyester to provide exceptional body-temperature management during high-intensity activities. - Coolmax Air Technology - Waffle-knitted design for maximum moisture transport and comfort - Polyester fibers with a unique propeller-shaped cross-section for optimal thermoregulation - Body mapped mesh panels provide enhanced ventilation where it’s needed the most - Flatlock seams that follow body movements - Slim fit - Made of 100% recycled marine plastic: 40% Polyester SeaQual 39% Polyester "Coolmax" 21% Polyester-recycled

Our Kids' Classic Thermal Merino Base Layer 1/4 Zip uses our super-soft midweight interlocking knit. This versatile 1/4 zip tee 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 - 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 - 7" (18 cm) center front zipper with anti-chafing chin guard -Flatlock seam construction designed to help increase comfort and minimize chafing - Made in Vietnam: 100% Merino Wool. Exclusive of Decoration

The Men’s FD Pro 160 Tights are constructed using fully recycled, FlashDry-Pro™ fabrics for best-in-class moisture management. The fitted design and flat-locked seams make these a comfortable, mobility-focused base layer for cold-weather activities. Features: - Fitted - Flash Dry-Pro™ materials actively pull moisture away from the body to keep you feeling dry and comfortable during activity - Body fabric made with recycled polyester - Soft elastic waistband for comfort and a secure fit - Front-fly access - Crotch gusset for mobility - Flat-locked seams for comfort against the skin - Internal locker loop and tear-away label on back waistband - Packaged in a box

The Women’s FD Pro 160 Tights are constructed using fully recycled, FlashDry-Pro™ fabrics for best-in-class moisture management. The fitted design and flat-locked seams make these a comfortable, mobility-focused base layer for cold-weather activities. Features: - Fitted - FlashDry-Pro™ materials actively pull moisture away from the body to keep you feeling dry and comfortable during activity - Fabric made with recycled polyester - Wide waistband for comfort and a secure fit - Crotch gusset for mobility - Flat-locked seams for comfort against the skin - Internal locker loop and tear-away label on back waistband

The Women’s Plus FD Pro 160 Tights are constructed using fully recycled, FlashDry-Pro™ fabrics for best-in-class moisture management. The fitted design, extended sizing and flat-locked seams make these a comfortable, mobility-focused base layer for cold-weather activities. Features: - Fitted - Length - REGULAR - FlashDry-Pro™ materials actively pull moisture away from the body to keep you feeling dry and comfortable during activity - Fabric made with recycled polyester - Wide waistband for comfort and a secure fit - Crotch gusset for mobility - Flat-locked seams for comfort against the skin - Internal locker loop and tear-away label on back waistband - Packaged in a box

Description We've updated our Men's Classic Thermal Merino Base Layer Bottom to bring you a better fitting, more functional tight. The technical benefits of 100% Merino wool will help you keep your game at a high level for longer. And our heaviest weight wool fabric will help keep you warm and comfortable as you ski, run, and hike the day away. 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 - Merino-covered elastic interior waistband and traditional fly design - Flatlock seam construction designed to minimize chafing - Size M inseam: 30" (76 cm) - Knit in Vietnam: 100% Merino Wool - Garment Weight: 228 g = 8.04 oz

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.

Warm is an understatement. Our Women's Intraknit Thermal Max Merino Base Layer Bottom uses 100% ZQ-certified Merino wool to help keep you comfortable on every cold-weather outing. Insulating terry loops are seamlessly paired with mesh ventilation to balance warmth and breathability, while knit-in reflective elements enhance visibility in low-light conditions. These are the women's base layer pants you didn't know you needed. Features: - Fit: Slim - Our slim fit is intended to follow the contours of the body - Mid-rise - Featuring Intraknit technology: Insulation, articulation, and ventilation are seamlessly integrated to amplify movement and comfort during high-intensity activities - 100% Merino yarn provides the full power of Merino with unparalleled moisture management, insulation, thermoregulation, and odor control - Insulating terry loops are seamlessly paired with mesh ventilation to balance warmth and breathability - Knit-in reflective elements enhance visibility in low-light conditions - Size medium inseam: 30" (76 cm) - Made in India: 97% Merino Wool, 2% Polyamide, 1% Elastane. Exclusive of Decoration.