Persol PO3398S Rectangle Sunglasses pair a classic rectangular full-rim acetate frame with crystal lenses for clear optics. They feature Persol’s Meflecto flexible stem system for adaptive, comfortable wear and are suitable for everyday sun protection. Key attributes: Black | Green | Acetate | Crystal lenses for visual clarity | Meflecto flexible stem system | Prescription available | Monogram engraving available on temple arrow | Rectangular full-rim frame | Temple arrow detail | Handmade in Italy | Dimensions & fit: 55-19 | Best for most faces | Composition & care: Acetate (frame) | Crystal (lenses) | Store in a hard or soft case. Do not leave eyewear on a car dashboard; keep in a dry place between 14°F and 95°F. Avoid exposure to intense heat. Clean lenses with a microfiber cloth.