Mykita Jefferson Aviator Frame pairs a stainless steel structure with Mykita's patented spiral hinge for durable, comfortable everyday eyeglasses. Designed for reliable fit and subtle style, it suits daily wear and clear-lens prescriptions. Key attributes: Gray | Grey | stainless steel | Silicone nose pads | Silicone temple tips | Aviator silhouette | Rectangular lenses | Patented spiral hinge | Made in Germany | Dimensions & fit: Eye 52mm | Bridge 21mm | Temple 140mm | Composition & care: stainless steel | silicone | Wipe clean with a soft cloth; avoid abrasive cleaners.