Castelli Custom Viva Thermo Skully 2
- Thermoflex fabric is warm, soft and stretchy
- Flat-lock stitching for comfort
- Contoured to cover ears
- Raw-cut edge lies flat and doesn’t bunch under helmet
- Reflective detailing on back
Why Castelli Custom
Find out why our Servizio Corse Castelli Custom programme is the right choice for your club, team or group.
How it works
Get your custom-manufactured Castelli Kit in just 7 easy steps.
Size guides
Get the perfect performance fit with more size options and expert sizing help.