Ben 10 Rook Alien Mask Figure - Official Collectible Action Figure for Kids - Perfect for Halloween Costumes, Cosplay, and Role Play Games

From the Manufacturer Use the Omnitrix to emulate Ben's transformation from human to alien, but use these fun new easy-to-wear alien masks to show everyone the alien you've become. Each mask has special safety lens and comfort padding with adjustable strap to insure comfort for extended wear.