DESC: The Classic Series semi-rectangular bags are versatile and comfortable. They offer plenty of room to move around yet they pack small and light, making them perfect for backpacking and car camping. All Classic Series bags are designed to be used with a 20’ wide rectangular pad. The Lost Ranger is a super comfortable, lightweight three-season, 650 fill goose down sleeping bag, with a temperature rating of 15 degrees . Even with the extra roomy size, the Lost Ranger packs to two-thirds the size of comparable down bags. If you are looking for a three-season bag for use in drier climates the Lost Ranger will be a superb friend.