- Solid colors: 100% Cotton; Heather Grey: 90% Cotton, 10% Polyester; All Other Heathers: 50% Cotton, 50% Polyester
- Machine Wash
- Chemistry, periodic table of elements, Atom, Proton Number 19, K, scientist tees, Potash, electron shell, diagram
- Chemical elements constitute all of the ordinary matter of the universe
- Lightweight, Classic fit, Double-needle sleeve and bottom hem
Get your science geek on with this Potassium design. This Potassium item lists interesting facts and details about the element.