Bolle Nova Goggle Fits Medium/Large size faces Double Layer Foam. Ultra soft fleece is the only thing touching your face. Flow-Tech Venting. Designed to reduce fogging and optimize the flow of air over the inside of the lens. Control air flow while preventing clogging from snow and ice Perfect helmet fit P80 Plus Carbo Glas, a Bolle proprietary coating that provides maximum against unwanted fogging and scratching