Coverage shouldn't come at a cost -- that's why The engineered the Rawlings Mach Hi-Viz mask, with the largest viewing window of any cage on the market. Fastpitch athletes need a face mask that allows them to fully visualize each pitch. The Mach Hi-Viz mask gives hitters and baserunners a 30% larger viewing window than traditional facemasks, allowing for better pitch tracking and distraction-free baserunning.