The same SLR TM Boost Superflow in the S3 fit, for riders with closer sit-bone spacing. Light, short-nosed, and pressure-relieved.
- Short-nose Boost SLR platform.
- Superflow central cutout.
- S3 fit (narrower), Id Match sizing.
Selle Italia
The narrower fit of the featherweight, short-nose SLR Boost.
The race-bred SLR Boost in the standard width, for closer sit-bone spacing. Short nose, central relief channel, and a genuinely light build.
The same SLR TM Boost Superflow in the S3 fit, for riders with closer sit-bone spacing. Light, short-nosed, and pressure-relieved.
Why we carry it
Fit is everything on a saddle. Offering the S3 means riders who need the narrower shape get the right one.