Franny's Favorites Magic Morning Mug Heat Sensitive Color Changing with Cover Lid When cold = mug shows a sleeping face When hot = mug wakes up! FREE BONUS: Keep beverage hot longer with FREE Silicone Duck Cover! Flexible silicone creates suction to keep the lid on and beverage hot! Perfect FATHER's DAY gift or birthdays, anniversaries, holidays, fun, novelty gift Use for coffee, tea, cocoa; home or office