The X2s offers the same top of the range tech as Dragon’s X2 goggle but in a slightly smaller frame for medium to large faces. Coming with 2 different lenses means you’re set for all weather conditions you’ll encounter on the mountain.Lens: Lumalens Gold Ionized + Lumalens YellowVLT: 13% (CAT 3) + 72% (CAT 1)Size: MediumLens Shape: SphericalMain LensLUMALENS Gold Ionized – With a 13% VLT this lens is suited for the brightest of days, great in typical spring conditions. The lens has a hydrophobic hard coating to repel water and give added protection. An Ionized finish is used which makes colours richer whilst reducing glare.Bonus LensLUMALENS Yellow – With a 72% VLT this lens is at its optimum in snowy, heavily overcast, and darker conditions. The lens has a hydrophobic hard coating to repel water and give added protection.Visual Light Transmission (VLT) refers to the amount of light that penetrates a lens. A low percentage means less light passes through and a higher percentage lets an increased amount of light through. A lens with a lower VLT rating is better for bright conditions, where as one with a higher VLT is more suited for overcast and snowy days.