Experience unmatched riding comfort with the Core Seamless Sleeveless Base Layer by Castelli. This men's baselayer features a completely seamless design, accommodating movement without causing any discomfort under even the tightest of jerseys.
The blend of polyester and polypropylene yarns in its construction offers superior softness, stretch, warmth, and moisture wicking. As your ride intensifies and your body starts to heat up, this base layer keeps you dry and comfortable. Its lightweight side and back panels minimise bulk but maintain thermal efficiency where it's needed. Finally, a wide neck design ensures this layer sits comfortably under short-collared jerseys. A must-have for every hard-charging cyclist.

Key features:

• Constructed from 84% polyester and 16% polypropylene yarns for warmth, softness and wicking properties, and exceptional stretch fit
• Completely seamless design offers superior comfort with no itching or chafing
• Lightweight side and back panels for reduced bulk and enhanced ventilation
• Wide collar design for compatibility with short-collared jerseys
• Optimal function at temperature range between 15 to 25 Celsius (59 to 77 Fahrenheit)
• Weight: 45g