Seirus Innovation Unisex Heatwave Skull Liner Hat Cap - One Size aid It's available in four sizes

It's available in four sizes from Small to X-Large

Super bright

and sweat* Kush Foam (middle layer): Exclusive compound that maximizes the Kush feel from the thinnest amount of foam* Shock absorbing qualities that drastically improve bike handling in the corners

without hindering movement

Seirus Innovation Unisex Heatwave Skull Liner Hat Cap - One Size aid It's available in four sizesThe Series exclusive Heatwave skull cap features a kinetic heat return system. The first dual stage heating system for head, hands and feet. The revolutionary heatwave process converts emitted kinetic energy into increased heat that reflects radiated heat back for more warmth.