He He He Laughing Gas T-Shirt Funny Chemistry Pun Tee-TH

Solid colors: 100% Cotton; Heather Grey: 90% Cotton, 10% Polyester; All Other Heathers: 65% Cotton, 35% Polyester, Imported, Machine wash cold with like colors, dry low heat, He He He Laughing Gas! The element Helium, great for funny voices and a good laugh – Funny Science Periodic Table T-Shirt Perfect for the cool geeks and nerds who love their chemistry!, Funny Pun Science Tee”s Don”t come much better than this. He He He the element of Helium in the Chemistry Periodic Table. Perfect Tee gift for all those celebrating any occasion! Excellent present for chemists, scientists and students!, Lightweight, Classic fit, Double-needle sleeve and bottom hem