AXIAL Base Helmet Liner - 2 PackNo one likes a hot-head. Keep your cool with this Base Helmet Liner from AXIAL. The main headband uses 4-way breathable stretch material made from 95% polyester and 5% spandex while the ultra high-flow mesh upper allows air to flow over the top of your head and out the exhaust ports of your helmet. This helmet liner features breathable, moisture wicking material and a tagless, low profile for a smooth, comfortable fit.Features: Main headband using 4 way breathable stretch (95% polyester stretch and 5% spandex) Ultra high air flow mesh at the top of the head(88% polyester stretch mesh and 12% spandex) Low-profile flatlock stitching and seams enhance comfort and increase mobility Breathable, moisture-wicking, quick drying fabric Sold in pairs (2 pack)