Oakley Mikaela Shiffrin Signature Series Sielo SQ glasses, made with Oakley's lightweight and durable O Matter™ material, are designed for the most discerning athletes. This material ensures a comfortable fit for long hours of training. The matte navy frame, crafted from O Matter™, features a unique rectangle shape that adds a touch of sophistication to your active lifestyle. These shades also boast Prizm™ rose gold lenses, which enhance contrast and provide superior color definition, making them ideal for all outdoor activities. Available with prescription lenses.