It Takes a Big Heart to Teach Little Minds. Showcase your sarcastic sense of humor with this funny coffee mug. This is for the teacher who is tough but still cares. 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: It Takes a Big Heart to Teach Little Minds. Showcase your sarcastic sense of humor with this funny coffee mug. This is for the teacher who is tough but still cares. 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