Sonic Tails Baseball Cap - Tails Costume Hat Bundle with Miles Tails Baseball Hat from Sonic the Hedgehog for Kids Plus Stickers, More | Miles Tails Sonic Accessories for Boys. This Miles Tails from Sonic the Hedgehog baseball cap set includes one Miles 'Tails' Prower hat with an adjustable back strap and colorful artwork of Tails! This Tails baseball hat 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 Sonic and video games, this Tails baseball hat is perfect to give as a gift to your favorite Sonic the Hedgehog or videogame fan. Officially licensed Miles Tails from Sonic the Hedgehog hat for kids, boys and girls alike, also comes with Sonic the Hedgehog stickers and a superhero door hanger.