The Proform from Pit Viper is an interchangeable lens ski goggle ideal for medium-sized faces. With its OTG design, it is specially designed to comfortably accommodate goggles. Its greater depth than traditional goggles and dedicated channels for goggle temples guarantee optimum comfort. The cylindrical lens ensures wide vision, while triple-density foam ensures a perfect, comfortable fit. Anti-fog and anti-scratch treatments guarantee flawless visibility in all circumstances. Last but not least, the siliconized strap ensures a solid, secure fit on the ski helmet. Features of the Pit Viper Proform: Owning goggle compatible (OTG)Ski helmet compatibleCylindrical lensTriple density foamAnti-fog and anti-scratch treatmentsSiliconized strap This is an automatic translation. If you have any further questions, please contact our staff. Goggles Pit Viper ---Proform The Italo