A model for long-distance track and field runners and athletes, designed based on head shape research data.
The characteristic under-temple firmly fits from the cheek to your temple, preventing slip even for up and down movement on running. The eyewear provides evolved fit.
Specs
Frame color
Matte clear smoke
Lens color
0066/Photochromic Clear to Smoke
Visible light transmittance
88%-17% (depending on the amount of ultraviolet rays)