The StellaireO2 Tortoise Sunglasses from Dior are a stylish and versatile pair of sunglasses that provide superior protection and a sleek, modern design. The frames are made from a high-quality plastic that is both durable and lightweight. The lenses are polarized and offer 100% UVA/UVB protection for your eyes. The lenses also feature a unique gradient that transitions from a light to a dark shade, allowing for a truly customized look. The frame features a classic tortoise shell pattern that will easily transition from casual to formal looks. These sunglasses have earned numerous positive reviews, with many customers praising the quality of the lenses and frames.