Today I’ll review my winter backpacking sleep system. Your daytime shelter system consists of your clothes. Your nighttime system is a bit more complicated. It is important to think of both as “shelter systems.” A system isn’t just one thing, it is several components working together. A winter backpacking sleep system is a layered set of defenses designed to protect you from the environment.
![winter backpacking sleep system](https://i0.wp.com/www.campingjay.com/wp-content/uploads/2021/02/IMG_9979.jpg?resize=474%2C270&ssl=1)