My Best Friend is a Lab 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 Cute Labrador Retriever T-Shirt "My Best Friend is a Lab" T-Shirt is perfect for all Labrador Retriever lovers Lightweight, Classic fit, Double-needle sleeve and bottom hem