Religion of Nature Rene Dubos Quote T-Shirt 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 low heat The Perfect Gift for Your Favorite Pagan! Even if it's you. A Mature Marketers Exclusive Design - found only on Amazon Lightweight, Classic fit, Double-needle sleeve and bottom hem