RUFFWEAR - Powder Hound Insulated, Water Resistant Jacket for Dogs for Cold Weather Hybrid design combines technical materials for weather-resistant warmth:Polyester fabric and 200-gram synthetic insulation upper and Breathable, technical stretch knit lower^Sleeved style provides full coverage for maximum warmth and full range of motion^Zippered closure for high-performance fit^Low-light visibility with reflective trim and light loop for attaching The Beacon^Fits dog girth 17 - 22 inch