Sleeping Bag Nanowave 45°Designed with practicality in mind, the Nanowave 45 features a full length zipper that extends around the footbox, providing ventilation on warmer nights and the option to fully open it up and use it as a quilt. The durable polyester shell and lining are both water resistant and soft to the touch, adding a layer of comfort and protection against damp conditions. Whether you're backpacking, kayaking, or enjoying a music festival, this Marmot sleeping