Gianna is a square cat eye, oversized in scale and drawn from the glamour of golden-age Hollywood sunglasses. Product Details Frame: Acetate Lenses: CR-39 UV-400 protection blocks 100% of harmful UVA and UVB rays Hardware: Working rivet hinges Size & Fitting Size: 54-18 Large Temple length: 145mm Face Coverage: Generous. A large lens front for those who prefer to cover more of the face. Bridge: Standard Fit