Off The Back
Save up to 50% on Castelli's clothing designed for every need and situation.
This short is made to do everything right without overdoing anything. Quality fabrics, great fit, flat-lock stitching, KISS Air2 seat pad, and GIRO4 leg grippers.
An extremely light and packable wind shell that fits close to body, with stretch breathability panels, allowing you extend the temperature range of your favorite Castelli pieces.
Our lightest and most packable wind shell that fits close to body with a stretch breathable back. It effectively blocks wind on the front without causing overheating.
The baggy-short look without the feel, thanks to the slimmer fit and stretch woven fabric. It's ready for long-distance endurance rides, but it's also a great-looking casual short off the bike.
This thin wind and splash barrier provides a surprising amount of warmth while being so light and stretchy you'll hardly notice it. Race fit for performance on fast autumn and spring rides on any terrain.
Lightweight wind breaker for trail riding. Highly packable with ultra lightweight windproof shell front, partially windproof stretch woven back.
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.
Evolution of the record-breaking PR Speed Suit. Premio-based short portion for exceptional comfort and improved aerodynamics, especially in crosswind conditions. CFD and in-depth wind tunnel testing create the fastest triathlon racing suit, optimized for high speeds.
A triathlon short for all three disciplines and all distances. Take it to the start line of your season highlight or your after-work training session. Clips to the Castelli Free race top (short sleeve or sleeveless) for all the advantages of a one-piece suit.
Short-sleeve top for all distances, with aerodynamics from our Free Sanremo 3 Short Sleeve suit.