About Sierra

CoolFrames Designer Eyewear Boutique is an authorized Sierra online retailer. All frames are guaranteed to be defect-free and authentic. We will replace any defective or damaged items to ensure 100% satisfaction. Our in-house optical lab can install custom prescription lenses into any eyeglass frame and many sunglass styles. We specialize in Essilor presciption lenses including Varilux Progressives, Transitions as well as Crizal Alize and Sapphire (Forte) Anti-Reflective coatings.