RedHead Neoprene Dog Vest

All weather functional construction. Constructed from strong, lightweight 2mm neoprene rubber. Trim and cut construction allows for a great fit every time. Adjustable velcro "hold tight" closure system, reinforced seams for long wear. Color: Advantage MAX-4 HD . Dog Vest Size Chart: M: 17' Neck, 26' Chest L: 18' Neck, 28' Chest XL: 19' Neck, 31' Chest 2XL: 20' Neck, 33' Chest Sizing Instructions: 1) Measure the neck ? about 3' down from the base of the skull. 2) Measure the chest about 1' behind the front legs ? all the way around 3) When measuring be sure to keep the measuring tape snug for a good, accurate measurement. 4) Choose the largest dog vest closest to your measurements ? the velcro closure will allow for some adjustment.