Won't you be my neighbor? The Mister Rogers mug features several quotes from the beloved television host. When you add a hot beverage, Mister Rogers changes into a comfy sweater. Officially Licensed by Brand Central. • 14 oz. Ceramic coffee cup with a comfortable handle. • All of our disappearing mugs come in a beautifully designed, colorful box. • Heat activated color changing mugs are microwave safe, but not dishwasher safe. Hand wash only. Don't soak. • UPG is a novelty gift company specializing in smart and funny gifts. Check out our shop for all types of quirky fun stuff!