I Like Big Books And I Cannot Lie Librarian Book worm 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 I Like Big Books And I Cannot Lie Librarian Book worm Shirt- makes the perfect gift for a reading nerd, librarian or teacher. Lightweight, Classic fit, Double-needle sleeve and bottom hem