Count on the MontBell U.L. Super Stretch Hugger 5 40 Degree Down Sleeping Bag to help reduce pack weight for long backpacking trips in mild conditions, or fast and light summer excursions. Youll appreciate this 800-fill down summer sleeping bags 1lb 2oz weight when youre through-hiking the Appalachian Trail. MontBell used stretch seams to ensure a close fit minus the dead air space. The Super Stretch Huggers Multi-Box baffled construction eliminates cold spots, and the bottom baffle seals off to provide short backpackers a better fit.