Border Collie T-Shirt "Ya Herd?" Herding Dog 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 Border Collie T-Shirt "Ya Herd?" Herding Dog T-Shirt. This funny border collie shirt is a great gift for Border Collie owner. This funny herding dog shirt is great for anyone that owns a herding dog. Designed by No Dice Tees. Be sure to check out the entire selection of No Dice Tees apparel for more designs like this and much more. Lightweight, Classic fit, Double-needle sleeve and bottom hem