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> Bicycling > Clothing > Undergarments > Bontrager > B1 Sleeveless Baselayer
Bontrager B1 Sleeveless Baselayer
  • Color: White
  • Color: White


B1 Sleeveless Baselayer

Model # (14371)
  • This item is not permitted to be shipped, however it can be purchased online and picked up at your convenience.

Bontrager B1 Sleeveless Baselayer

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

Features and Information

Option Barcode Manufacturer's Part Number Vendor Number
White / X-Small 601479536740 540453 TRK-540453
White / X-Large 601479536788 540457 TRK-540457
White / XX-Large 601479536795 540458 TRK-540458