The SJK Ronin 20 Degree Sleeping Bag allows "arms out" dexterity without leaving your sleeping bag. Read at night, grab a cold beverage, or organize gear without having to unzip. And the full-length dual zipper allows you to open the bag as wide as you want, so you can control ventilation and stay comfortable. It's time to experience a solid night's sleep - a rest that will leave you primed for the next day's epic adventure.