evo.com | Coast Optics Sunglasses > All the DNA of the popular Nita, scaled down for a more compact fit. The Coast Optics Echo Glasses are built on a biodegradable Bio-TR90 frame with easily swappable high-definition cylindrical lenses, ultra-grip rubber nose and temple tips for a secure hold on the trail, and 100% UV protection. 100% UV Protection This product may contain chemicals known to the State of California to cause cancer, or birth defects, or other reproductive harm. What's Included Echo Glasses Frame, Clear Lens or Selected Lens + Clear Lens, Coast Optics Recycled Microfibre Glasses Bag Easily Changeable High Definition Cylindrical Lens Biodegradable Bio-TR90 | Coast Optics Echo Glasses 2026 in Black | Rubber