Sporn Simple Dog Control Blue L/XL Harness Girth 27-41 Inch Labradors Collies A simple harness for control. Easy to put on / take off! Non-choking Sporn design offers maximum comfort for you dog and convenience for you! Girth 27-41 inch Great for labradors, collies, shepherds,weimaraners, mastifs, great danes, and oversized dogs. Best everyday harness! Pull Control! Padded for Comfort!