Rawlings CoolFlo Single Ear Batting Helmets...Official Helmet Of Major League Baseball! Rawlings CoolFlo Single-Ear Batting Helmets Feature: Tough ABS shell with clear coat 3% lighter than comparable model Covered headband for comfort CoolFlo venting technology provides ventilation to keep you dry and comfortable Left-Hand or Right-Hand Colors: Black Navy Royal Scarlet Sizes: 6 7/8" 7" 7 1/8" 71/4" 7 3/8" 71/2" 7 5/8" 7¾" 8" Rawlings CoolFlo Batting Helmets...High Technology Design!