Hello Kitty Hat for Girls 8-10 - Hello Kitty Hat Bundle Includes Hello Kitty Baseball Cap, Hello Kitty Mobile Wallet & More | Hello Kitty Hat for Girls, Kids. This Hello Kitty baseball cap set includes one Hello Kitty baseball hat with an adjustable back strap, one Hello Kitty mobile wallet, and one Beach Kids cat door hanger! This Hello Kitty cap for girls measures 6.75'' x 10'' x 5'' and with its adjustable back strap, it comfortably fits most young children's heads! Great for any fan of Hello Kitty and Sanrio, this Hello Kitty baseball hat is perfect to give as a gift to your favorite Hello Kitty enthusiast! Officially licensed Hello Kitty hats are perfect for Hello Kitty or Sanrio fans of all ages!