Bolle Ski Snow Goggles Carve 20784 Crystal Smoke Citrus Gun are a simple and effective ski goggle with typical technological know how from Bolle at a great price. They feature ventilation on the lens and frame to reduce fogging and with further lens coating for anti-fog and anti-scratch they will give a clear and true view. They are helmet compatible and are comfortable with a double layer face foam and are medium fit.