Characterized by a chunky cat-eye frame Katie Loxton's Marbella Sunglasses in Black Tortoiseshell are made from recycled materials and feature UV400 protection which cuts out 99% of UVA and UVB rays. Designed to be worn all year-round these sunglasses come complete with a protective fold-down sunglasses case that will keep them safe and scratch-free while in your handbag.