Dragons PXV uses a clean frame design and Panotech lens shape to offer an exceptional peripheral vision. Coming with 2 different lenses means youre set for all weather conditions you are likely to encounter on the mountain. This is legendary professional snowboarder, Jackson Hole local and artist extraordinaire Bryan Iguchis signature model.Lens: Lumalens Silver Ionized + Lumalens AmberVLT: 23% (CAT 2) + 54% (CAT 1)Size: LargeLens Shape: PanotechMain LensLUMALeNS Silver Ionized With a 23% VLT this lens is suited to very bright light, sunny 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 Amber With a 54% VLT this lens is at its optimum in snowy and overcast 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.