Product Overview This mug is an ideal gift for friends and loved ones, especially during the Valentine's Day season. It offers a unique experience as it reveals custom designs when filled with a warm beverage. Key Features Heat - reactive design: The surface of the mug changes color when heated, revealing custom designs. Sturdy grip: The C - shaped handle provides a secure hold. Glossy finish: The mug has a smooth and polished look, making it easy to clean. Lead and BPA - free: Ensures safety for daily use. Specifications Attribute Details Size 11oz Height 3.78 in Diameter 3.23 in Diameter (with handle) 4.76 in Material Ceramic with black exterior and white interior Perfect For Valentine's Day gifts, personal use during the holiday, or enjoying a morning cup of coffee.