Pipe Organs: Not Just Swell, They Are Great T-ShirtPipe Organ Pun And Abstract Organ Pipe Design T Shirt Design The Perfect Gift For Any Pipe Organist, Organ Builder Or Pipe Organ Fan In Your Life. This T Shirt Features A Classic Set Of Puns About The Layout Of Pipes In An Organ Lightweight, Classic Fit, Double Needle Sleeve And Bottom Hem Solid Colors: 100% Cotton; Heather Grey: 90% Cotton, 10% Polyester; All Other Heathers: 50% Cotton, 50% Polyester Imported Machine Wash Cold With Like Colors, Dry