Piper sunglasses are made of cellulose acetate, a noble material that derives from the particular processing of vegetable fibers, to which plasticizing materials are combined to give flexibility and toughness. The result is a light but extremely resistant eyewear characterized by a brilliant and deep color rendering; moreover, thanks to the flex temples equipped with a spring mechanism, it is comfortable and light, adapting perfectly to any type of face. The polycarbonate lenses guarantee 100% UV protection and maximum impact resistance. Model: Smooder Piper Gender: Unisex Frame: Cellulose acetate Lenses: Polycarbonate Type: UV 400 protection Smooder packaging