The Wiley X P-17 is one of our longest running and most popular sunglasses. It may be because of the low profile frames, or that it meets the ANSI Z87.1+ safety standards for optical quality and high mass/high velocity impacts. The WX P-17M meets the MIL-PRF-32432(GL) Safety Standard. 
PRODUCT INCLUDES: Black Zippered Clamshell Case, Cleaning Cloth with Wiley X Logo, Leash Cord with Rubber Grips, T-Peg Elastic Strap