Lance Armstrong was diagnosed with cancer in 1996 and underwent grueling surgery and chemotherapy, refusing the slim odds of survival and returning to win the Tour de France seven years in a row. Today his foundation inspires and empowers people affected by cancer. Oakley is supporting its ongoing mission by providing $20 from each sale of this Oakley Livestrong special edition. Youll find the word LIVESTRONG? laser etched near the edge of the lens, and to cut glare and balance light in bright sun, the optics are tuned with Iridium lens coating. The lenses are interchangeable to let you adapt to any environment, and the included protective Soft Vault case has room for an extra set when you expand your collection. You get the benefits of High Definition Optics (HDO) including XYZ Optics to maximize peripheral vision with clarity at every angle of view. To keep the worlds best optics at their best, a permanent Hydrophobic lens coating sheds sweat, rain, skin oils and dust. Oakley utilized durable, lightweight O Matter frame material to create a comfortable design that makes an art of performance. Matched with Plutonite lenses that filter out 100% of all eye-chapping UV, this pair of sunglasses meets ANSI Z87.1 standards for high mass and high velocity impact resistance. The Three-Point Fit holds the lenses in precise optical alignment with Unobtainium components that increase grip with sweat.