The Attack on Titan Colossal Titan Color Heat Change Coffee Mug is the perfect way to show off your love for the popular anime and manga series. But what really sets this mug apart is its color-changing feature! When you add your favorite hot drink to the mug, the design transforms right before your eyes. As you pour in your hot beverage, the mug changes from just the top of Wall ROSE To the wall with the infamous Colossal Titan peering over it letting off steam. Whether you're a longtime fan of Attack on Titan or just appreciate the striking design of the Colossal Titan, this Colossal Titan Color Heat Change Coffee Mug is the perfect addition to your collection. So sit back, relax, and watch your mug transform into a frightening yet fascinating display with every sip!