E1 style is screws free, electric, nickel free, plating free and welding free with 4mm recyclable polymer. The weight is 40% lighter than acetate. The Rust color is painting and polishing into rust effectives by hand one by one.
44mm lens size
145mm temples length
ultrasonic cleaner machine and ethanal may affect painting on the spectacle.
E Series is Euro version. The nose fit and anteversion angle are for Europeans.