FRAME FEATURES: MK4112 Polanco feature a square, black frame. PRESCRIPTION READY EYEGLASS FRAMES: Michael Kors eyeglass frames feature lenses that need to be replaced with prescription lenses so you can enjoy clear vision. CASE & CLEANING CLOTH INCLUDED: Each pair of Michael Kors eyeglass frames comes with a cleaning cloth and case to store and protect your sunglasses from scratches and damage. VISIT THE MICHAEL KORS SHOP: Click on the Michael Kors link above the product title to shop the entire Michael Kors sunglass and eyeglass assortment.