Castelli Pro Thermal 3 Skully Undershirt

The Castelli Pro Thermal 3 Skully Undershirt is an essential thermal accessory for tackling bike rides on colder days. Made from Thermoflex fabric, it offers a pleasant combination of warmth, softness, and elasticity, ensuring comfort and a snug fit under the helmet.

The design is engineered to ensure maximum comfort during cycling, thanks to flat seams that reduce chafing and reflective details on the back, designed to improve cyclist visibility in low light conditions.

Key features

• Weight: 39 g.

• Thermoflex fabric: warm, soft, and elastic, ideal for keeping the head protected from the cold.

• Flat seams for greater comfort and reduced chafing.

• Reflective details on the back for increased visibility in low light conditions.

• Snug design, ideal to wear under the helmet.

Why choose the Castelli Pro Thermal 3 Skully

The Castelli Pro Thermal 3 Skully is designed for those looking for a lightweight and comfortable thermal cycling undershirt that provides cold protection without compromising fit under the helmet. The Thermoflex fabric and flat seams make it ideal for winter rides and all situations where it's important to keep your head warm while cycling.