Electric Birch Sunglasses - Polarised Sharp angles define this bio-acetate rectangular frame. Styled for men and women, the birch is a medium-sized fit: minimum design, maximum cool. Made in Italy, Lifetime Warranty Blue Light Blocking, Melanin-Infused Lenses Hand-crafted from M49 Bio-Acetate Available in Polarized Lightweight, sharp angles, thin and full of detail for a minimal design with maximum appeal. Frame: 4 base Mazzucchelli M49 bio acetate frame with 5 barrel hinge and heat tempered wire temple inserts. Optics: 4 base melanin infused polycarbonate lenses. 100% UV protection. Up to 98% HEV blue light protection. Polarized: 99.9% premium glare reduction, relaxed/soothing eye feeling, true color perception, and scratch resistance. Additional pro lens coatings that include anti-reflective, dirt-repellent and water-repellent properties. Custom wire core detailing on temples Includes Microfiber Sunglass Bag. Designed in California. Made in Italy. Lifetime warranty. Measurement: 45h - 139w - 143l (Small/Medium Sized Frame) STYLE CODE -19065142