FOX MAIN CORE GOGGLE-SPARK COLOR:TRUE BLUE 2-stroke pistons have an 18%

2-stroke pistons have an 18% silicon content which decreases wear and thermal expansion

sporty and sophisticated open face helmet

Slim-fit to wear the garment with or without protections

ensuring a perfect fit and optimal functionality

Small upper rod bearing may be required (sold separately)

FOX MAIN CORE GOGGLE-SPARK COLOR:TRUE BLUE 2-stroke pistons have an 18%Description: The best value in riding goggles Ounce for ounce, our Main Mirrored Lens Goggles are the best value on the market and feature the Variable Lens System (VLS). VLS make your goggles compatible with both standard lenses (stock) and injection molded lenses (sold separately) within the same frame. With an expansive viewport, triple layer foam, and tear off functionality, they're a heavy hitter on the dirt while being light on the wallet.