The Penrose triangle enamel pin with in all its minimalist goodness. Oscar Reutersvärd, an artist from Sweden, is known as the first person to create this triangle --way back in 1934! An easy gift fellow math & geometry lovers.
☆ Includes 1 lapel pin packaged in a holographic pouch
☆ 2 rubber clutches
☆ Optional embossed suede carrying case
☆ Illustrated/designed in-studio @ The Sciencey
Please see production times tab for current production times!