content_copy Pi Bow tie, Pi day 3.14 cotton bow tie with up to 18' adjustable black – TieBro Handmade Bow Ties
Pi Bow tie, Pi day 3.14 cotton bow tie with up to 18' adjustable black cotton twill neck strap.

Pi Bow tie, Pi day 3.14 cotton bow tie with up to 18' adjustable black cotton twill neck strap.

$15.00
$15.00

Pi Bow tie, Pi day 3.14 bow tie cotton bow tie with up to 18 adjustable black cotton twill neck strap.For the mathematician, scientist, engineer, teacher, or lover of numbers.

Pi is the ratio of a circle's circumference to its diameter,

This is a great tie that will get some attention if your a teacher or student  in front of the class.