Fosinz Outdoor Waterproof Dog Jacket Cold Weather Coat Windproof and waterproof breathable three-layer soft-shell upper fabric protects dogs from the elements Product Dimensions. All the detailed size is shown in our picture.(Body Length*Neck Girth*Breast Girth):- M:14"*15"*18".Not all dogs' measurement match the table reference at the three points (Body Length*Neck Girth*Breast Girth) at the same time,please give the priority to Breast Girth.If the size your measured is in-between two sizes, please select the larger size. Reflective strip keep your dog safe in outdoor active. Insulating interior maintains core body heat. Coated fabric on lower panel repels and sheds water, snow and dirt.Four-way stretch for comfortable, achive fit.