Fast and easy zip-in layering. Zip in an insulated layer into the tri-climate shell to create a 1-pc. insulated outer layer. Use the lightweight mesh-lined climate shell alone for moderately cool or rainy days. Add the polar fleece layer for colder days. Add the quilted insulated layer for extreme conditions. Our Adventure Tri-climate Dog Coat is an effective way to keep your dog comfortable in most weather conditions. This coat's zip-in layering technology provides 3 different combinations to assure that your pet is kept cool or warm to suit the season. . . . . . Reflective strip for safety.More Information