Oakley Vault offers these Oakley Men's Whisker Sunglasses
in Silver/Dark Grey, model no. 05-716, for $49.99
for shipping. That's the lowest total price we could find by $30. (For further comparison, replacement lenses go for close to the same price elsewhere.) These glasses feature Plutonite lenses with 100% UV filtering, ANSI Z80.3 impact qualification, and more.