
Core Seamless Base Layer
Seamless for comfort and surprisingly warm for its weight, Castelli's base layer is ideal in cool conditions, providing excellent moisture management.
- Fit: Regular
- Weight: 206 g
- Temperature:4°C - 16°C / 39°F - 61°F
- Seamless construction means extra comfort
- Lighter weight on side and back
- Wide neck opening to fit under short-collared jerseys
- 84% polyester / 16% polypropylene yarns provide soft, warm wicking and exceptional stretch fit
Seamless for comfort and surprisingly warm for its weight, Castelli's base layer is ideal in cool conditions, providing excellent moisture management.
- Fit: Regular
- Weight: 206 g
- Temperature:4°C - 16°C / 39°F - 61°F
- Seamless construction means extra comfort
- Lighter weight on side and back
- Wide neck opening to fit under short-collared jerseys
- 84% polyester / 16% polypropylene yarns provide soft, warm wicking and exceptional stretch fit
Description
Seamless for comfort and surprisingly warm for its weight, Castelli's base layer is ideal in cool conditions, providing excellent moisture management.
- Fit: Regular
- Weight: 206 g
- Temperature:4°C - 16°C / 39°F - 61°F
- Seamless construction means extra comfort
- Lighter weight on side and back
- Wide neck opening to fit under short-collared jerseys
- 84% polyester / 16% polypropylene yarns provide soft, warm wicking and exceptional stretch fit
























