The Suncloud Feedback Sunglasses are sleek sporty glasses with high quality lenses The lenses are curved to prevent distortion Theyre also polarized to cut glare and they filter out 100pct of harmful UVA and UVB Suncloud used durable material like Grilamid nylon and polycarbonate for the Feedback Sunglasses You can wear them everyday and they wont break down Specs Frame Color Black Lens Color Blue Mirror Polarized Polycarbonate Polarized Yes Fit Medium Features 8 base curved lens reduces distortion Polarized polycarbonate lens for glare free vision Grilamid nylon frame material is durable and resists breaking Megol Nose Pads absorb moisture so glasses dont slide around 100pct UVA UVB protection from harmful rays Microfiber storage bag included