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
Option | Barcode | Manufacturer's Part Number | Vendor Number | Store SKU |
---|---|---|---|---|
White / X-Small | 601479536986 | 540510 | TRK-540510 | BAS47714401E |
White / Small | 601479536993 | 540511 | TRK-540511 | BAS4634248E |
White / Medium | 601479537006 | 540512 | TRK-540512 | BAS4717427E |
White / Large | 601479537013 | 540513 | TRK-540513 | BAS46732263E |
White / X-Large | 601479537020 | 540514 | TRK-540514 | BAS47383730E |