APPAREL

We are driven to make the very best product. With socks, there is no one perfect sock for every ride, run, or outdoor adventure. Just like there is no "one size fits all" when it comes to performance socks. This is a listing of our different models and wh

The original DeFeet sock, the Aireator, has been consistently upgraded and remains the gold standard of cycling socks. Affordable and incredibly durable, Aireator's are the most popular cycling sock the world has ever known.

The Athlex Race Suit incorporates technologies focused on improving aerodynamics, with the goal of providing maximum performance in triathlon events.

The Athlex Sleeveless Tri Top incorporates technologies focused on improving aerodynamics, with the goal of providing maximum performance in long distance triathlon events.

A triathlon short for all three disciplines and all distances.

Classic design based on the Castelli Squadra Jersey construction that updates a traditional cut with technical details like a drop-pocket design and stretch raw-cut sleeves for great fit and comfort.

Developed with the help of the best athletes in the world, the Dream Kona takes every detail from all three disciplines...

As much speed and comfort as you can get in a traditional sleeveless tri top.

The Aero fabric in the shoulders, arms and back contributes to aerodynamic performance for cycling, as well as flexibility in the swimming segment.

Made with the Vapour-cool fabric that helps cool down the triathlete...

The Aero fabric in the shoulders, arms and back contributes to aerodynamic performance for cycling, as well as flexibility in the swimming segment.

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.

Castelli's entry-level short still needs to be an amazing short in order to carry the scorpion logo. Comfort from quality fabrics, our KISS Air2 seat pad and eight-panel construction are brought together with an overall focus on durability.

This sublimation-printed jersey offers performance for every ride, with the perfect main body fabric, four-way-stretch sleeves with raw-cut endings, and a drop-tail construction.

Developed with the help of the best athletes in the world....

our feet are the closest things to the road, and that generally means that they are going to take their fair share of abuse from wheel spray and road grit during the fall, winter, and spring months.

Choose Nano Flex for warmers that are great in dry conditions but also give some extra protection and warmth in wet conditions.

This is our midrange performance short, great for a long endurance ride or a quick hour workout indoors or out.

The original DeFeet sock, the Aireator, has been consistently upgraded and remains the gold standard of cycling socks. Affordable and incredibly durable, Aireator's are the most popular cycling sock the world has ever known.

The wool version of the Aireator. Wooleator's are a non-padded, thin sock that can handle 4-season use. They are an even better choice any time moisture is in the forecast or when riding in mountainous terrain.

While you can wear cycling socks for almost anything, most any socks don't work for cycling. Cycling shoes have very specific fits and riding conditions range from the hottest temperatures imaginable to below freezing.

The original DeFeet sock, the Aireator, has been consistently upgraded and remains the gold standard of cycling socks. Affordable and incredibly durable, Aireator's are the most popular cycling sock the world has ever known.

The original DeFeet sock, the Aireator, has been consistently upgraded and remains the gold standard of cycling socks.