Modern Design Romantic " IT TAKES A SECOND TO SAY I LOVE YOU BUT A LIFETIME TO SHOW IT "Heat Color Changing Mug Magic Coffee/Tea Mug (11 Oz) , Best Valentine's Day / Anniversary Gift Choices ATTENTION - only purchase this Coffe Mug sold by "Beautiful Life Chioce" to guarantee authenticity. Material:100% Ceramic Capacity: 11 Ounce Morphing:Just plain black in color when it's cold,mug will turn white and reveal Design only when filled with a hot beverage Morphing Mug will be a Valentine's Day gift for your girlfriend or boyfriend,lover,wife and husband