You're an engineer, not a mechanic! Yet, everyone has their problems. This funny coffee mug will help you to get through the day with a smile on your face. 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: You're an engineer, not a mechanic! Yet, everyone has their problems. This funny coffee mug will help you to get through the day with a smile on your face. 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