March for Science Earth Day 2017 Unless Black Mug shirt-Art

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, if you are not part of the solution. you are part of the precipitate. Makes a perfect science day gift. Makes an excellent student gift for anyone interested in environmental and; climate literacy. Wear it loud and proud!, An Earth Day supporter aims to increase habitat space and combat climate change. Join the fight to protect hundreds of species while we still can. Everyone will smile at this inspirational shirt!, Lightweight, Classic fit, Double-needle sleeve and bottom hem