Triathlon

Optimized for body cooling during the summer's hottest triathlons, the suit is made with the lightest fabrics out there. It lets air cool the body while making sure wind resistance is reduced to a minimum.

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

The sleeveless version of Castelli's Free Sanremo suit, with meticulously considered details that make a difference on race day.

If you're getting into triathlon, chances are you'll try your hand at the sprint distance first. The Women's Sprint Tri Shorts inherit years of experience in triathlon-specific shorts, now available to anyone willing to give this swim-bike-run thing a try

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

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

A triathlon short for all three disciplines and all distances.

With its enhanced freedom of movement, this sleeveless jersey is durable and provides ideal temperature regulation when the time comes for long rides in the heat.

For the unstoppable woman. The Endurexx PFP fabric's technology offers perfect body shape adjustment for an unparalleled second-skin feel.

Made especially for women who want a jersey that perfectly molds itself to the body, this jersey is ideal for any cyclist looking for a light and durable jersey.

A tri race short thats so comfortable youll train in it. Clips to the Castelli Free race top (short sleeve or sleeveless) for all the advantages of a one-piece suit.

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.

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

A tri top so comfortable, you’ll want to wear it 24/7.

Designed for competition as well as training, Core is the perfect range for those who are starting out in triathlon.