Classic Metal Aviator Sunglasses with Polarized Lenses & UV Protection The Maverick by Nectar metal frame Composite lens polarized Baltic, Matte Black Frame, Blue Green Polarized Lens NEC-BALTIC HC TAC Hardcoat Triacetate Cellulose TAC Polarization Film PVA Poly-vinyl compound for flexibility TAC Polarization Flim UV 400 blocks all harmful UVA, UVB + UVC rays HC TA Hardcoat Triacetate Cellulose Revo Mirror coating