Castelli Base layers

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Find Clothing from Castelli for fitness

Unleash your peak performance with Castelli, the legendary Italian brand synonymous with innovation, quality, and a relentless pursuit of speed. For decades, the iconic scorpion logo has adorned the world´s top athletes, representing a commitment to creating the most advanced performance apparel on the planet. Now, this same dedication to excellence is engineered to elevate your entire fitness regimen, with a special focus on the most critical piece of your training system: the base layer.

At the heart of every successful workout, run, or high-intensity session is effective temperature and moisture management. This is where Castelli´s expertise transforms your training experience. A Castelli base layer is far more than just an undershirt; it is a sophisticated, next-to-skin climate control system designed to be the ultimate foundation for your performance. Engineered with advanced, lightweight fabrics, these garments are masterfully designed to actively pull moisture away from your skin. This superior wicking action ensures sweat is rapidly dispersed and evaporated, keeping you remarkably dry, comfortable, and free from the chilling effect of a damp layer during cool-downs or rest periods.

Whether you´re training in the heat of summer or the cold of winter, Castelli provides a tailored solution. For intense workouts or warm conditions, our open-mesh and ultra-lightweight base layers offer unparalleled breathability, promoting maximum airflow to keep your core temperature down as your effort level rises. For colder days, Castelli´s thermal base layers provide essential insulation without adding bulk. They trap a thin layer of warm air close to your body, maintaining crucial warmth while still allowing moisture to escape, ensuring you stay both warm and dry.

The secret to Castelli´s superior comfort and function lies in the meticulous construction. Many pieces feature seamless technology to eliminate any potential for chafing or irritation, while the anatomical, body-hugging fit ensures the fabric is always in contact with your skin to perform its job effectively. This second-skin feel allows for complete and unrestricted freedom of movement, so you can focus entirely on your form and effort, not on your apparel. While born from the extreme demands of professional cycling, this technology is perfectly adapted for any high-exertion fitness activity, including running, gym workouts, HIIT, and indoor training. Build your performance from the skin out and discover the tangible difference that Italian craftsmanship and cutting-edge fabric science can make to your training

Castelli Base layers

Castelli Flanders 2 long sleeve base layer

Castelli Pro Mesh 2.0 sleeveless base layer

Castelli Core Mesh 3 sleeveless base layer

Castelli Pro Mesh 2.0 short sleeve base layer

Castelli Core short sleeve base layer

Castelli Prosecco Tech long sleeve base layer

Castelli Core Mesh 3 short sleeve base layer

Castelli Medio long sleeve base layer

Castelli Core short sleeve base layer

Castelli Cold Days long sleeve base layer

Castelli Flanders 2 long sleeve base layer

Castelli Pro Mesh 2.0 short sleeve base layer

Castelli Flanders Warm long sleeve base layer

Castelli Merino long sleeve base layer

Castelli Pro Mesh 2.0 sleeveless base layer

Castelli Flanders Warm long sleeve base layer

Castelli Medio short sleeve base layer

Castelli Core Seamless long sleeve base layer

Castelli Cold Days long sleeve base layer

Castelli Medio long sleeve base layer

Castelli Pro Mesh 2.0 short sleeve base layer

Castelli Pro Mesh sleeveless base layer

Castelli Pro Mesh sleeveless base layer

Castelli Flanders 2 long sleeve base layer

Castelli Team Sky Flanders long sleeve base layer

Castelli Flanders 2 long sleeve base layer

Castelli Active Cooling sleeveless base layer

Castelli Pro Mesh 2.0 sleeveless base layer

Castelli Prosecco Tech short sleeve base layer

Castelli Cold Days long sleeve base layer

Castelli Pro Mesh short sleeve base layer

Castelli Pro Mesh 2.0 sleeveless base layer

Castelli Bandito Wool long sleeve base layer

Castelli Merino long sleeve base layer

Castelli Pro Mesh short sleeve base layer

Castelli Medio short sleeve base layer

Castelli Core Mesh 3 short sleeve base layer

Castelli Pro Mesh short sleeve base layer

Castelli Core Mesh 3 short sleeve base layer

Castelli Flanders Warm long sleeve base layer

Castelli Cold Days 2nd long sleeve base layer

Castelli Pro Mesh sleeveless base layer

Castelli Unlimited DT Base layer shorts

Castelli Core sleeveless base layer

Castelli Flanders 2 long sleeve base layer

Castelli Meryl boxers

Castelli Flanders 2 long sleeve base layer

Castelli Pro Mesh sleeveless base layer

Castelli Cold Days 2nd long sleeve base layer

Castelli Tech short sleeve base layer

Castelli Pro Mesh 2.0 short sleeve base layer

Find Clothing from Castelli for fitness