11 Ounce- Novelty Romantic Love Theme You're My Person Mug - You Are My Person Color Changing Mug Morphing Coffee Mug Cup, Awesome Romantic Gift Mug for Best Friend/Lovers/Husband/Wife/Valentine's Day Holds 11 Ounce Magic Heat Sensitive: Just plain black in color when it's cold,mug will turn white and reveal Design only when filled with a hot beverage New design, novelty, funny Sturdy and durable Awesome Gift Idea