Regular price $18.00 - SAVE $9.00! Check your head, then deck it out with this straight-up cool weather essential. Made of a space-age fabric called Turbo Acrylic, which just sounds fast and is hypoallergenic to boot. Who knew? Fits over most noggins and under most bike helmets. Get it with a red or black ARTCRANK badge. One size, 8.5" length, 100% acrylic.