Undergarments

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

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

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

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

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

Nothing can ruin a fun day on the trails like an uncomfortable connection to your saddle. Giro designed their Men's Base Liner Bib Short to be lightweight and comfortable under your baggy shorts, with a chamois that allows you to get rowdy on the trails all day. They are constructed with lightweight, breathable materials and moisture-wicking side panel mesh, and they feature three Expandable Storage Pockets (ESP) so you can carry everything you need without a pack. And since you gotta go when you gotta go, the Men's Base Liner Bib Short features a fly opening. - Base liner chamois - Lightweight, breathable material - Wicking side-panel mesh - Breathable mesh straps - Fly opening - Leg gripper - 3 Expandable Storage Pockets (ESP) - Formfitting - Fabric: polyester, spandex, elastane, nylon

The Women's Base Liner Shorts are constructed with lightweight, breathable materials and moisture-wicking side-panel mesh. And since nothing is more distracting on a ride than liner shorts pinching and bunching under your baggies, Giro constructed the Women's Base Liner Short with a wide comfort waistband, making them disappear under whatever baggy shorts you choose. - Base liner chamois - Lightweight, breathable material - Wicking side-panel mesh - Wide comfort waistband shape - Leg gripper - Formfitting - Fabric: polyester, spandex, elastane - Inseam: 7.5" / 19cm (size S)

The Men's Base Liner Shorts are constructed with lightweight, breathable materials and moisture-wicking side-panel mesh, making them ultra-comfortable under whatever baggy shorts you choose. And to make things just a little bit easier for you, the Men's Base Liner Short features a fly opening so you can easily take care of business while you're out on the trails. - Base liner chamois - Lightweight, breathable material - Wicking side-panel mesh - Fly opening - Soft-brushed elastic waistband - Leg gripper - Formfitting - Fabric: polyester, spandex, elastane - Inseam: 9" / 22.9cm (size M)

Great under jeans, baggies, or a pair of athletic shorts, the Women's Boy Undershort II is convenient and reliable. They're made of technical polyester wool blend material, which feels great against skin and provides all the natural stretch you need. For an incredibly comfortable ride from dawn until dusk, the shorts are also equipped with a CyTech Tri-Chamois pad and a non-binding waistband. Gear up and get after it. - Drirelease moisture management - 84% polyester - 11% merino wool - 5% elastane - Soft-brushed elastic waistband

The most essential part of your ride.