Filter By:

  • Show More Sizes
  • Show Fewer Sizes

Baselayers

Cycling Base Layers

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.  All Bontrager gear come with the Bontrager Guarantee.

Bontrager Sport Cycleliner WSD - Women's
$15.99 - $39.99 $39.99 Up To 60% Savings
Bontrager's Sport Cycleliner WSD 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 Sport Cycleliner
$39.99 - $49.99
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 Solaris Women's Shorts
$34.99 - $49.99 $49.99 Up To 30% Savings
- 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 B3 Long Sleeve Baselayer - Women's
$99.99
Bontrager's B3 Long Sleeve Baselayer is a midweight undershirt for cool to cold conditions. The thermal knit material retains warmth, breathes well and facilitates moisture transfer better than a jersey alone. And, the close fit and smooth exterior give you perfect layering without bulk.
Bontrager Cirra Women's Liner
$49.99
• Cirra inForm BioDynamic Chamois - women's dimension-optimized cycling pad • Highly breathable microfiber material for excellent moisture wicking • Rubberized leg gripper • Flexible fit waistband • 7" (18cm) inseam • Fitted - Streamlined fit for all-around cycling performance
Bontrager Cirrus Liner
$19.99 - $49.99 $49.99 Up To 60% Savings
• Cirrus inForm BioDynamic Chamois - comfortable, dimension-optimized cycling pad • Highly breathable microfiber material for excellent moisture wicking • Rubberized leg gripper • Flexible fit waistband • 8" (20cm) inseam • Fitted - Streamlined fit for all-around cycling performance
Bontrager B2 Long Sleeve Baselayer - Women's
$84.99
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 Short Sleeve Baselayer
$69.99
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
$84.99
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 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
Bontrager Troslo inForm Cycling Liner Bib Short
$79.99
The Troslo inForm bib short is unlike any cycling liner you’ve seen before. Dual hip pockets 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 - Three back pockets on bib and 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 - Bib straps for ultimate non-restrictive comfort - 9.5" (24cm) inseam - Fitted cut provides streamlined body fit for enhanced performance
Bontrager Trosla Women's Cycling Liner Short
$69.99
When you need a cycling liner with smart integrated storage options and a best-in-class chamois, upgrade to the Trosla Women's liner short. Dual hip pockets easily hold a variety of essentials, while comfortable mesh ventilation and supportive compression materials fight fatigue to make this the ultimate mountain-bike specific liner. Key features - Trosla Women's inForm BioDynamic Chamois - comfortable and dimension-optimized - Profila Power main materials with strategically placed Profila Cool inserts - Storage pockets on legs for nutrition wrappers or lip balm - Clean cut compression leg gripper - Flexible fit waistband for superior comfort - 8" (20cm) inseam - Fitted cut provides streamlined body fit for enhanced performance
Bontrager B1 Short Sleeve Baselayer
$39.99
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 Sleeveless Baselayer
$34.99
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 Sleeveless Women's Baselayer
$34.99
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 Sleeveless Baselayer
$9.99 - $39.99 $39.99 Up To 75% Savings
Bontrager's B1 Sleeveless Baselayer is an ultralight top that keeps you cooler on warm days than a jersey alone. The textured surface minimizes skin contact and creates cooling air pockets next to your body. The fabric breathes well and dries quickly, furthering your comfort. And, the close fit and smooth exterior give you perfect layering without bulk.
Bontrager B1 Short Sleeve Baselayer
$9.99 - $44.99 $39.99 - $44.99 Up To 75% Savings
Bontrager's B1 Short Sleeve Baselayer is an ultralight top that keeps you cooler on warm days than a jersey alone. The textured surface minimizes skin contact and creates cooling air pockets next to your body. The fabric breathes well and dries quickly, furthering your comfort. And, the close fit and smooth exterior give you perfect layering without bulk.
Bontrager B1 Short Sleeve Baselayer
$29.99 - $39.99 $39.99 Up To 25% Savings
Stay cool and dry with the B1 Short Sleeve Baselayer. Made with Bontrager's lightest weight baselayer fabric, it’s a comfortable first layer for great rides in warm temperatures. • Profila Cool fabric powered by 37.5 technology provides exceptional moisture transfer • Conditions-appropriate tuckable length • Drop tail for a precise on-bike fit • Fitted: Streamlined fit for all-around cycling performance
Bontrager B2 Hooded Long Sleeve Women's Baselayer
$99.99
Retain warmth and stay dry with the B2 Hooded Long Sleeve Women's Baselayer. A blend of polyester and wool makes it a comfortable first layer for great rides in mild temperatures.
DeFeet Un-D-Shurt Long
$25.00
DeFeet's Un-D-Shurt is a silky-soft base layer that's perfect for layering on cold days. Its wicking MicroSupreme acrylic fiber creates a micro climate that breathes well and keeps you dry and comfortable in a wide range of temps.
Bontrager B3 1/4-Zip Long Sleeve Baselayer
$109.99
Extra-cold-weather riding days demand layering for ideal warmth and dryness. Pull on the B3 1/4-Zip Long Sleeve Baselayer for critical warmth and maximum comfort on your next ride. • Profila Thermal powered by Merino Wool provides exceptional warmth, even when wet during cold conditions • 5" (13cm) zip for ventilation and easy on/off • Conditions-appropriate tuckable length • 3" (8cm) drop tail for a precise on-bike fit • Fitted - Streamlined fit for all-around cycling performance
Page 1 of 1