The Touch dog Mount Pinnacle Insulated Ski Jacket features a Tough Polyester Water-Resistant treated outer shell that is further Windproof and Weather-Resistant. Interior features comfortable Polar Fleece which gently hugs the body and Inner-Lined with Poly fill making this jacket both lightweight and durable. Great for the Outdoors! Features triple accented coloring at the outer shell with Heavy-Stitched Embroidery by the back-side and hooded areas. Available in Multiple Sizes and Colors. Sizing Guide: From Back of Neck to Tail area ("In" Inches) 8" : EXTRA SMALL 10-12": SMALL 14-16": MEDIUM 18-20": LARGE 22-24": EXTRA LARGE.