Bringing this irrational constant to your table top is sure to spark up conversation. Great as a gift for the new college grad or the math geek in your family.
Made in the USA. Custom-engraved, high-quality white Corian measuring 3.75" square (that۪s right, square). Set of 4 coasters, colored C, M, Y, and K -- a bonus for graphic design aficionados! Hand wash with soap and water.