Discover a world of trouble-making and nonsense talk with this Cat in the Hat hat! It is made from foam to maintain its shape and measures 11" tall. The circumference measures up to 22" and can be made smaller, down to 19 1/2", with an interior size adjuster. The plush hat has a white brim with red and white stripes covering the rest of the hat. A unique and fun addition to a Halloween costume!