The Telluride 2-in-1 Coat features a 3M Thinsulate top shell and fleece-lined stretch knit base layer for ulimate werather protection. 3M Thinsulate comes in full with the coat and with this high quality quilted material, you can extend your dogs outdoor adventures keeping them warm and comfortable. Reflective elements and piping throughout this dog coat allow you and others to easily spot your dog, keeping you both safe on sidewalks, trails, for incoming traffic and bikes. This coat has a “Dual Layer” protection. The top shell is easily attachable and removeable while the water resistant base layer zips to securely fit your dog and lock moisture out. Dimensions – Girth 11–15 cm