Pinkaholic New York Venus Superior Harness, Medium, Purple 100% Polyester Air Mesh; Soft and Breathable Material; US Patent No.: 8,261,669 Hook and Loop Closures on the Neck For Adjustability; Matching Leash Sold Separately Adjustable Chest Belt Available in Pink, Purple and Brown in Sizes Ranging from Small to Large Size: Medium - 12.5" Neck, 15.3" - 21.2" Chest