Castelli Core Tri Suit Short Sleeve: The Best Choice for Your First Triathlon

The Castelli Core Tri Suit is the perfect choice for triathletes looking for an affordable, functional and aerodynamic trisuit . Whether you are doing your first triathlon or looking for a versatile suit for both training and racing, this suit offers comfort, speed and support without compromising on performance.

Aerodynamics and Comfort in 1 design

The aerodynamic cut and advanced fabrics ensure you are faster through the water, more efficient on the bike and more comfortable on the run .

• Elbow-length sleeves with raw-cut edges for minimal drag and maximum comfort
• Long GIRO4 legs with silicone grippers for a streamlined fit and optimal aerodynamics
• UPF protection to protect your skin from harmful UV rays

Functional Design for the Triathlon

Practical details make all the difference on race day. Castelli designed the Core Tri Suit with smart features that help you make a smooth transition and maximize efficiency .

• 3/4-length YKK® zipper for ventilation and quick adjustment on the go
• Two flat back pockets that don't get in the way while swimming, but offer enough space for nutrition while cycling and running

KISS Tri Seam: Comfort without Compromise

The KISS Tri seat pad provides just the right support on the bike, without you feeling it when walking.

• Optimal shock absorption on the bike for extra comfort during long rides
• Thin and flexible design so that the chamois does not interfere while running

Why Choose The Castelli Core Tri Suit?

With the Core Tri Suit you get a trisuit that offers everything you need for your first triathlon , without unnecessary extras.

• Aerodynamic fit for maximum speed and efficiency.
• Soft, stretchy material for a comfortable, forgiving fit
• Practical details such as back pockets and a long zipper for extra convenience
• Affordable choice with technology from top models