Unique Hand-Crafted Wood Frame; the actual color may differ due to the grain. Anti-Scratch and Anti-Fog Multi-Layer TAC Polarized Lenses; eliminates 100% of UVA/UVB light. Lightweight Metal Arms Spring-Loaded Stainless Steel Hinges Natural Wood Product is Recyclable, Biodegradable, Non-Toxic. 100% FDA Approved Moisture and Water Resistant