Puppia Authentic Lineage Harness-A for Pets, Medium, Navy Argyle Pattern and Solid Scheme Warm and Cozy Winter Harness with Fleeced Inside Adjustable Chest Belt and Puppia Rubber Label on Chest Available in Brown, Orange and Navy in Sizes Ranging from Small to Extra Large Medium: 12.6" Neck, 15.3" 21.2" Chest