Off The Back
Save up to 50% on Castelli's clothing designed for every need and situation.
Innovatively engineered for ultimate long-distance comfort, support, speed and durability.
The Fly LS Jersey is a lightweight thermal long-sleeve jersey for those days when it's just a bit chilly and you're looking to go fast. The soft brushed-back Fly T-SL fabric offers the right amount of warmth while being stretchy and lightweight. We've tailored the Fly LS Jersey for a close-to-body fit.
Aerodynamics and comfort.
Your new favorite jersey.
This jacket uses Castelli's Ristretto Technology, which restricts the amount of airflow while allowing just enough to keep you drier on the inside. The perfect jacket to keep you drier and warmer so you can stay out on the bike longer and more comfortably.
Using Castelli's Ristretto Technology for unparalleled breathability, dryness, and warmth. The Ristretto Warm fabric also offers plenty of stretch for a close-to-body fit with complete freedom of movement.
Lighter and cooler short for indoor training.
Speed top for full-distance racing, or even to use just for the bike leg for improved aero performance. Includes a fastener to attach to shorts.
As much speed and comfort as you can get in a traditional sleeveless tri top.
Innovative patterning and fabrics to create an extremely comfortable and almost seamless swim skin for best swim performance in non-wetsuit races.
Custom
Custom
Thermoflex is luxuriously warm and stretchy in dry conditions but is not intended for wet conditions.
Custom
Custom
Thermoflex is luxuriously warm and stretchy in dry conditions but is not intended for wet conditions.
Our most popular jersey, thanks to the warmth and excellent moisture management of our Warmer brushed-fleece fabric; the clean, purposeful design; and the large reflectivity panels on the chest and below the pockets on the back.
Made to keep you dry in cool conditions, this base layer features body mapping construction with Prosecco hydrophilic treatment on the main body fabric and lighter-weight PrimaLoft® fabric aligned to the parts of the body covered by the bibtight straps.
Made to keep you dry in cool conditions, this base layer features body mapping construction with Prosecco hydrophilic treatment on the main body fabric and lighter-weight PrimaLoft® fabric aligned to the parts of the body covered by the bibtight straps.
This jersey wins the classification for combining a clean look with great performance. Its cross-dyed micro-piqué fabric brings comfort and sophistication in a jersey you'll be happy to ride in all day.
