Durable Titanium Frame; Anti-Scratch and Anti-Fog Multi-Layer TAC Polarized Lenses; eliminates 100% of UVA/UVB light; Lightweight Titanium Arms with Leather Insert and Rubber Tip; Adjustable Nose Pads for a Comfortable Secure Fit; Spring-Loaded Stainless Steel Hinges; 100% FDA Approved; Impact Resistant; Colour: brown