The Bloc Daytona Sunglasses in Shiny Black and Blue are super stylish and comfortable, perfect for the active lifestyle! Engineered to enhance. The Karbon TX bi-core injected frames on the Daytona Sunglasses from Bloc are hand finished. They are flexible, durable and lightweight and the sports hinge provides both strength and performance while the fully adjustable hypoallergenic nose pads and the non-slip hypoallergenic temple tips are designed for comfort and fit. Daytona, black frame, blue mirror XB60.