The Costa Piper polarized sunglasses inspire legendary adventure with a medium aviator style. Made with the lightest and strongest Titanium and Beta-Titanium metal material combination in the industry. Finished with comfortable HydroliteA(R) nosepads and temple sleeves to prevent slippage, the Costa Piper is sure to improve your landings in the bush or on the water. Model name: Piper Lens material: Polarized Glass (580G) Frame fit: Regular Size: L Nosepad adjustable: Yes Lens curve: Base 6