The GF PET waterproof blanket jacket, in ultra-durable polyester oxford, is the ultimate in function and comfort. Easy to put on, the polar fleece lining and reflective piping make this jacket the perfect protection on wet and cold days. Wear alone or over your favorite GF PET sweater or gondola base layer. Product details: Waterproof shell Adjustable velcro belly strap Fitted rear Polar fleece lining Reflective piping Shell: 100% durable polyester oxford Filling: 100% polyester Lining: 100% polyester SKU: GJ375F9 Please measure your dog. Starting with the length, pick the closest combination of measurements to your dog?s unique shape. When in doubt, please choose the larger size.