Buy.com offers the Gunnar Optiks Attache Phenom Digital Performance Glasses in Earth, model no. ST002-C013, for $44.99 with free shipping. That’s the lowest total price we could find by $48 and the least expensive pair of these Gunnar Optiks Attache glasses in almost two years. These glasses feature tinted lenses which purport to protect against “Computer Vision Syndrome” and prevent “Digital Eye Fatigue.”

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