Meets ASTM F803 impact standards for basketball, racquetball sports and all other ball/stick sports. Ideal for scholastic or community team use. Distinctive "bubble" design lens provides 180 degree peripheral vision. Side integrated grid maximizes airflow to reduce fogging. Adjustable elastic retention strap for secure fit (removable). Packaged in a poly bag. (Zipper case or microfiber bag case available for purchase separately) 100% UV protection. Shatter resistant lenses. No prescription available. Large adult size only.