Our original patented design features: Two D-rings: One D-ring on back for leash attachment Another versatile front D-ring that can be used for “no pull” or tags Custom printed neoprene fabric with breathable mesh Adjusts at the neck and chest for the perfect fit Size Neck Chest XX-Small 8-11 in 10-14 in X-Small 11-14 in 14-19 in Small 14-17 in 17-22 in Medium 15-18 in 18-24 in Large 16-20 in 21-31 in
