How many times have you read "have a nice day" to someone who clearly already has one? Around here, it's just about every day. That's why we put "have a nice day" on this funny coffee mug. Make someone laugh with this cool gag gift cup. Ceramic 11 oz mug dimensions: 3.85? (9.8 cm) in height, 3.35? (8.5 cm) in diameter 15 oz mug dimensions: 4.7? (12 cm) in height, 3.35? (8.5 cm) in diameter Dishwasher and microwave safe Blank product sourced from China Additional Details ------------------------------ Product description: How many times have you read "have a nice day" to someone who clearly already has one? Around here, it's just about every day. That's why we put "have a nice day" on this funny coffee mug. Make someone laugh with this cool gag gift cup. Ceramic 11 oz mug dimensions: 3.85″ (9.8 cm) in height, 3.35″ (8.5 cm) in diameter 15 oz mug dimensions: 4.7″ (12 cm) in height, 3.35″ (8.5 cm) in diameter Dishwasher and microwave safe Blank product sourced from China