Baseball/Softball Umpire Pro Fitted Cap, Navy Blue in 5 Sizes for Home Plate & Base Umps Richardson Pro Baseball/Softball Fitted Mesh Umpire Cap. Available in Navy Blue in 5 Fitted Sizes. Used by Home Plate & Base Umpires from Youth Little League & Travel Ball to Babe Ruth, High School, College & the Pro's. Hat fits comfortably under Home Plate Umpires Mask for easy Mask Removal. Pro Mesh. 4 stitch Quality Umpire Cap