The Bormio lenses use Serengeti's light-weight Trivex lenses

She was known for breaking multiple aviation records (including endurance and altitude)

Models: 8821

Note: Atlantic Blue is the same blue Mirror with a Grey base lens

Bridge 17mm Frame Material Acetate Prescription: Yes

Serengeti Velocity Single Vision Prescription Sunglasses New The Bormio lenses use Serengeti'sSERENGETI VELOCITY SINGLE VISION VELOCITY ONLY AVAILABLE IN CUSTOMER PROVIDED FRAMES (lens only in Trivex) CUSTOMER PROVIDED FRAME LINK Best selling Serengeti Velocity Sunglasses with upgraded soft silicone gel nose pads for a more comfortable fit and better nose grip. Professional Pilots who wear sunglasses most of the day prefer this modification. Velocitys lightweight titanium frame is built for speed, yet balances like a feather on the bridge of