SMITH Snow Goggles SMITH Entry Layer Low Price Goggles Frontier Small Even though it is intended for entry-layer, the Fog X treatment is embedded into the inner lens with SMITH technology to provide a fog-free vision. Not to mention good compatibility with helmets, the popular flat lenses create a sense of unity with a helmet and enhance your outfit with style. They feature an exquisite size that covers women and youth sizes that are selling are big and not fit.