A sleeping also known as a protective bag is for a person to sleep in, essentially a blanket that can be closed with a zipper or similar means, and functions as a bed in situations where a bed is unavailable. Its primary purpose is to provide warmth and thermal insulation. It also protects, to some extent against wind chill, precipitation, and exposure to view. The bottom surface also provides some cushioning, but sleeping pad is usually used in addition for that purpose. A sleeping bag is an essential survival tool that used in place of a tent for lightweight travelers or as a backup if inclement weather occurs. Indoor sleeping bags, sometimes called slumber bags are often used particularly by children. A sleeping bag can provide protection and comfort on your next hiking trip. Your bag can keep you dry in inclement weather and toasty even in the most frigid temperature. Don’t plant your next outdoor trip without acquiring an outdoor sleeping bag.