MS1000 Color:Matte Navy the RS-41 is built upon

the RS-41 is built upon 40 years of sport protective R&D

and a cleaning cloth

the RS-41 is available in a 49mm and 52mm eye size

Size: A:54 B:32

Upgrade to light-responsive (photochromic) lenses that change from clear to dark grey in the sun (rain or shine)

MS1000 Color:Matte Navy the RS-41 is built uponBe the champion you were made to be with certified protection. The MS1000 meets or exceeds ASTM F803 impact resistance for several sports. Sizes: Small [A: 51 B: 32. 8 ED: 54 DBL: 17 TL: 125] Medium [A: 53 B: 34. 7 ED: 58 DBL: 17 TL: 130] Lens Package: All of our frames include a clear single vision Rx with anti fog coating. Upgrade to light responsive (photochromic) lenses that change from clear to dark grey in the sun (rain or shine). Prescription