SWANS polarized attaches to LSMK polarized light smoke m (Swans) Japanese-made sunglasses, clip-on type, flip-up style, eyeglasses, SCP-23_LSMK,

This is a Japanese brand designed to suit Japanese people. Visible light transmittance 30%, ultraviolet light transmittance 0.1% or less (UV cut rate 99% or more) Polarized lenses that reduce glare. Flip-up type that can be attached over eyeglasses Color: Polarized Light Smoke