Minnie Mouse Hat for Girls 4-6 - Disney Minnie Hat Bundle with Minnie Mouse Baseball Cap for Kids Plus Stickers, More | Minnie Mouse Baseball Hat for Girls, Kids. This Minnie Mouse baseball cap set includes one Minnie hat with adjustable back strap and colorful artwork of Minnie Mouse with 3D ears. This Minnie Mouse cap for boys measures 6'' x 5'' x 10'' and with its adjustable back strap, it comfortably fits most young children's heads. Great for any fan of Disney and Minnie Mouse, this Minnie baseball hat is perfect to give as a gift to your favorite Minnie Mouse fan. Officially licensed Minnie Mouse hat for kids of all ages, boys and girls alike, also comes with Minnie Mouse stickers and a Disney bookmark.