Mens World's Best Father in Law T shirt - Great gift idea 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 T shirt - Tshirt - Teeshirt - Tee shirt - Attire - Apparel World's Best Father-in-Law T shirt, fantastic Father's Day, Birthday, Christmas or anytime gift for the Father in Law in your life. See more of our tees by clicking "Step Parent - In-Law - Second Family T shirts" above the product name. Lightweight, Classic fit, Double-needle sleeve and bottom hem