$19.97 (was $39.99) Giro Women’s Skyla Bike Helmet This post contains affiliate links. Please read our disclosure policy for more information. Prices are subject to change. Please verify price prior to ordering. February 22, 2018 by Holiday Helper Ladies if you have been looking for a deal on a bike helmet, check this out. You can get this for $19.97 (was $39.99).