Pi design on a coffee mug. Whether you’re drinking your morning coffee, evening tea, or something in between – this mug’s for you! It’s sturdy and glossy with a vivid print that’ll withstand the microwave and dishwasher. • Ceramic • Dishwasher and microwave safe • White and glossy

One Liner design on a Matte Black Magic Mug. Who doesn’t love a good surprise? With this color changing coffee mug, you’re definitely in for a great one. This mug has a black matte finish when it’s empty. But when it comes into contact with a hot beverage, the mug reveals a math pun that’ll always make you smile when having your drink of choice. • Ceramic • Black matte finish when cold • Reveals the print when exposed to hot liquids • Dimensions: height – 3.85″ (9.8 cm), diameter – 3.35″ (8.5 cm)