The Pet One Puffer Jacket offers increased protection against the elements, keeping your dog warm and cozy. With its adjustable built-in harness and d-rings, leash attachment is convenient and hassle-free. This jacket is not just for outdoor dogs - even indoor dogs can benefit from the added warmth during chilly weather. Designed with reflective straps, it ensures night visibility for late night or early morning walks. The jacket features a heavy-duty zipper and is made of water-resistant, windproof fabric, while the inside lining is soft and thick fleece for ultimate comfort.