Bobster Fat Boy Sunglasses with Black Frame and Anti-Fog Photochromic Lenses NoIR BluGard Nighttime Eyewear The U-RX insert works with

The U-RX insert works with the ESS Cross-Series Eyeshields

It is one piece of eyewear that is ready for any situation

Rapid Lens Exchange

Anti-Fog Photochromic Lens

Multi-layer foam blocks excess light

Bobster Fat Boy Sunglasses with Black Frame and Anti-Fog Photochromic Lenses NoIR BluGard Nighttime Eyewear The U-RX insert works withCLEARANCE ITEM ALL SALES FINAL Fast and Furious, the Fat Boy photochromic sunglasses feature transitional lens technology. The lens transmission allows 87% of light through indoors and 35% of light through while outdoors in bright light. Featuring anti fog polycarbonate lenses, this eyewear enables usage through varying light. In addition, closed cell memory foam around the frame improves comfort and prevents wind or debris from impairing clarity.