Mykita PEN RX Optical Frame pairs minimalist design with a lightweight stainless-steel construction, ideal for everyday prescription wear. Key attributes: Black | Stainless steel | Lightweight | Patented spiral hinge | Silicone temple tips | Silicone nose pads | Prescription-ready | Rectangular shape | Elegant silhouette | Slim stainless-steel frame | Dimensions & fit: Eye 55mm | Bridge 17mm | Temple 140mm | Composition & care: Stainless steel