- 85% Polyester, 15% Elastane(Spandex)
- Thermoflex is warm, soft, and stretchy
- Raw-cut edge lies flat and doesn't bunch under helmet
- Opening at back for a ponytail
The Pro Thermal W Skully is made from soft, warm, and stretchy Thermoflex fabric, keeping in body heat while still allowing your skin to breathe. It’s light in weight too so won’t feel it’s in the way and should you want to stash it away it rolls up easily to pop in a jersey pocket.