Genuine Nike Transitions Ski/snow board goggles. In excellent condition, complete with case and cover. Hardly used. Lens is a 6 base injected Polycarbonate Spherical lens that provides 100% protection from the suns harmful UVA UVB UVC . A premium performance lens offering that virtually eliminates the need to interchange lenses due to changing weather conditions. Nike Goggles Transitions Lens eliminates the need for a 2nd lens, this lens changes tint automatically with changing weather conditions, a clear visual advantage! The Nike Transitions Lens is color optimized to improve visual performance, with a visible light transition ( VLT ) range of 16% to 76% you will have enhanced contrast and increased depth perception in sunny, low light or snowy conditions.