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Undergarments

Control your climate with Bontrager baselayers.

Available in multiple fabric weights, each with its own unique construction, and each designed for moisture-wicking, quick-drying, and 4-way stretch mobility, Bontrager baselayers provide the specific thermal performance you need to stay comfortable, no matter how intense your ride or varied the conditions.

Bontrager B1 Sleeveless Baselayer
$20.99 $34.99 40% Off
Even warmer rides can benefit from the right baselayer. Bontrager's lightest weight baselayer fabric, B1, is a comfortable first layer of Profila Cool fabric enhanced with 37.5 technology that regulates the body’s relative humidity to maintain ideal core temperature, allowing greater on-bike performance. Comfortably fits under every jersey you own. Key features: - Profila Cool fabric powered by 37.5 active particle technology - Conditions-appropriate, tuckable length - Drop tail for a precise on-bike fit - Fitted cut provides streamlined body fit for enhanced performance
Bontrager B1 Short Sleeve Baselayer
$23.99 $39.99 40% Off
Even warmer rides can benefit from the right baselayer. Bontrager's lightest weight baselayer fabric, B1, is a comfortable first layer of Profila Cool fabric enhanced with 37.5 technology that regulates the body’s relative humidity to maintain ideal core temperature, allowing greater on-bike performance. Comfortably fits under every jersey you own. Key features: - Profila Cool fabric powered by 37.5 active particle technology - Conditions-appropriate, tuckable length - Drop tail for a precise on-bike fit - Fitted cut provides streamlined body fit for enhanced performance
Bontrager Sport Cycleliner
$27.99 $39.99 30% Off
Bontrager's Sport Cycleliner turns any shorts into cycling shorts. These fitted liners use highly breathable microfiber with a multi-panel design for serious comfort. Speaking of comfort, you also get Bontrager's inForm chamois padding for support and protection, leg grippers to keep these liners in place and a chafe-free waistband.
Bontrager B2 Short Sleeve Baselayer
$34.99 - $41.99 $69.99 Up to 50% Off
Retain warmth and stay dry with the B2 Short Sleeve Baselayer. A blend of polyester and wool makes it a comfortable first layer for great rides in mild temperatures. • Profila Dry powered by 37.5 technology and Merino Wool on back and arms provides a great balance between moisture transfer and warm when wet in mild, variable conditions • Conditions-appropriate tuckable length • 3" (8cm) drop tail for a precise on-bike fit • Fitted - Streamlined fit for all-around cycling performance
Bontrager B2 Long Sleeve Baselayer
$42.49 - $50.99 $84.99 Up to 50% Off
Retain warmth and stay dry with the B2 Long Sleeve Baselayer. A blend of polyester and wool makes it a comfortable first layer for great rides in mild temperatures.
Bontrager Solaris Women's Shorts
$49.99
- Cirra inForm BioDynamic Chamois - women's dimension-optimized cycling pad - Profila Power compressive technology fights muscle fatigue - Clean cut compression leg gripper - Reflective elements enhance visibility for maximum safety anytime - 9" (23cm) inseam - Fitted - Streamlined fit for all-around cycling performance
Bontrager B2 Long Sleeve Baselayer - Women's
$50.99 $84.99 40% Off
Stay warm and dry with Bontrager's B2 Long Sleeve baselayer. The polyester and wool blend creates an ideal first layer for those cool autumn rides. • Profila Dry powered by 37.5 technology and Merino Wool on back and arms provides a great balance between moisture transfer and warmth when wet in mild, variable conditions • Conditions-appropriate tuckable length • 3-inch (8cm) drop tail for a precise on-bike fit • Fitted: Streamlined fit for all-around cycling performance
Bontrager B2 Windshell Long Sleeve Baselayer
$56.99 $94.99 40% Off
Stay warm and dry in windy weather with the B2 Windshell Long Sleeve Baselayer. Ride confidently knowing your critical first layer is helping protect you from the elements.
Bontrager Troslo inForm Cycling Liner Short
$69.99
The Troslo inForm short is unlike any cycling liner short you’ve seen before. Dual hip pockets easily hold a variety of essentials, while comfortable mesh ventilation and supportive compression materials fight fatigue to make this the ultimate liner to go under your shorts and prevent chaffing. Key features - Troslo inForm BioDynamic Chamois - comfortable, dimension-optimized cycling pad - Two pockets on legs for nutrition wrappers or lip balm - Profila Power main materials with strategically placed Profila Cool inserts - Clean cut compression leg gripper - Flexible fit waistband for superior comfort - 9.5" (24cm) inseam - Fitted cut provides streamlined body fit for enhanced performance
Club Ride Jewel - Women's
$34.95
A little comfort goes a long way with Club Ride's Jewel sport briefs. A minimalist Quicky chamois provides padding for short rides and commutes. And, its soft waistband keeps the breathable, performance fabric in place.
Craft Cool Mesh Superlight SL
$29.99 $49.99 40% Off
- Superlight Mesh top with big-hole design for superior ventilation/cooling. - Mesh with big-hole construction for super ventilation and cooling - Ergonomic fit for optimal freedom of movement - Excellent moisture transport - Soft and comfortable fit - Full lightweight mesh Fabric: 95% Polyester / 5% Elastane
Craft Cool Mesh Superlight SS Base Layer
$32.99 $54.99 40% Off
Craft's Superlight Mesh top features big-hole design for superior ventilation and cooling. - Multi-channel, hollow, polyester filament fabric - Fibers channel moisture away from the body - Antimicrobial treatment to prevent fabric odor - Ergonomic fit
Endura Transrib Shortsleeve Baselayer
$26.99 $44.99 40% Off
CoolMax ribbed knit makes Endura's Transrib Shortsleeve Baselayer an insulating layer in the winter, while its superior moisture management keeps you cool come summertime. Regardless of when you ride, the antibacterial finish on this baselayer will keep you feeling fresh. And, this snug, high-stretch top fits seamlessly beneath any jersey.
Endura Clickfast 8-Panel Coolmax Liner Shorts
$54.99
Crafted from Coolmax for exceptional breathability, Endura's Clickfast 8-Panel Coolmax Liner Shorts offer supreme riding comfort. Mesh panels create optimal ventilation while flatlock seams increase durability and a jacquard waistband offers a soft touch. Plus, silicone hem grippers keep this liner in place. They're designed to work in tandem with Endura's Clickfast-ready bottoms (sold separately), but they feel great in any pair of shorts you wear while riding. And, they're available with a 400-Series gel pad for extra support.
Gore Wear Base Layer Singlet
$23.99 $39.99 40% Off
Gore's Base Layers are made of a light moisture-transferring fabric with non-chafing flatlock seams and an anatomic cut for excellent comfort and freedom of movement.
Gore Wear Base Layer Windstopper Shirt
$37.99 - $45.59 $75.99 Up to 50% Off
Gore's Base Layers are made of a light moisture-transferring fabric with non-chafing flatlock seams and an anatomic cut for excellent comfort and freedom of movement. The WS boasts Gore's Windstopper panels for additional weather protection. • Elastic WINDSTOPPER insert on front, over shoulders and on kidney area • Thin and soft fabric • Minimized seams for less chafing • Flat-lock seams • Extra-long back • Reflective logo on front • 170 gr (Size L) • MAIN FABRIC: 100% Polyester with a WINDSTOPPER Membrane • STRETCH: 88% Polypropylene, 8% Elastane, 4% Polyamide
Gore Wear Base Layer Windstopper Lady Shirt
$45.59 $75.99 40% Off
Gore's Base Layers are made of a light moisture-transferring fabric with non-chafing flatlock seams and an anatomic cut for excellent comfort and freedom of movement. The WS boasts Gore's Windstopper panels for additional weather protection. • Elastic WINDSTOPPER insert on front, over shoulders and on kidney area • Thin and soft fabric • Minimized seams for less chafing • Flat-lock seams • Extra-long back • Reflective logo on front • 128 gr (Size 38) • MAIN FABRIC: 100% Polyester with a WINDSTOPPER Membrane • STRETCH: 88% Polypropylene, 8% Elastane, 4% Polyamide
Louis Garneau SF-2 Plastron
$22.50 $44.99 50% Off
Garneau's SF-2 Plastron is more than just a season-lengthening base layer, it's technical armor against the cold. This sleeveless tee's front is constructed with Garneau's Light WindDry 2 fabric, which blocks wind and is water-resistant. And, the back is crafted from light, soft Supra Filo 2 fabric, that uses honeycomb construction for exceptional moisture transfer and breathability so you stay dry and comfortable on every ride.
Louis Garneau 2004 Pants
$39.99
When practicing winter sports, wearing a very thin first layer of clothing that allows moisture to be evacuated is ideal. The 2004 pants are a perfect base layer to keep you dry all winter. Antibacterial and anti-odor properties make them an ideal complement to the warmer clothes you are wearing over it. The Drytex 2004 fabric dries very quickly to ensure maximum comfort before and during your training session. In addition, if you stop to take a break in a cabin before heading back out into the woods, you'll still be warm and dry to enjoy the rest of your day. - Drytex 2004 Fabric: 4-way stretchable peach skin fabric that increases air circulation and moisture wicking - Antibacterial treatment offering freshness and comfort - Modesty panel - Flatlock seams - Reflective accents - Elastic waist
Pearl Izumi Men's SELECT Liner Shorts
$50.00
Pearl Izumi has outfitted this liner with their high quality SELECT Escape 1:1 Chamois, so you will no longer have to decide between the comfort of traditional bike shorts or the added breathability of a liner. The smooth-face mesh fabric used throughout the shorts body helps the liner move smoothly under your shell layer for unrestricted pedaling. - SELECT Escape 1:1 Chamois provides optimal moisture transfer and odor resistance - Updated pattern contours to the body for optimal fit when riding - Transfer Mesh fabric on main body prevents overheating while wearing shell shorts - Transfer fabric on lower legs is designed to allow shell shorts to move without friction during pedaling - Wide waistband provides comfort without extra pressure Main: 80% polyester, 20% elastane; Legs: 88% nylon, 12% LYCRA; Garment Weight (Size M): 120g
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