The Castelli Viva Thermo Skully is a low bulk thermal cap designed to be used under a cycling helmet.
Created in Thermoflex warm and stretchy fabric, with minimum seams and a raw cut lower edge. The Skully fits under your helmet with minimum bulk or irritation.
- Thermoflex is warm, soft and stretchy
- Raw cut edge lies flat and doesn't bunch under your helmet
- Flat-lock stitching
- Size Range - Uni-Size
- Weight - N/A
- Comfort range 0c -15c
Castelli Cycling is the most innovative, stylish and prestigious cycling clothier in the world. Decades of pro cycling development and a passion for perfection in materials, cut and performance has seen the brand reinvent cycle wear time after time. From the first Lycra shorts to sublimated printing, the game-changing Gabba and aerodynamic apparel, Castelli continues to set a path that others can only follow while maintaining generations of Italian heritage. Read more about Castelli.
Founded by real cycling enthusiasts in 2004, our passion for elite performance runs through everything we do at Saddleback. Our team of dedicated roadies, mountain bikers and triathletes practice what we preach to bring you the finest cycling products and a superior service to match. We're the official UK home of 3T, Alchemy, Castelli, Chris King, ENVE, Intense, Sidi, Silca, Stages and Troy Lee Designs.