The Alpine is equipped with 3 pounds of Hollowblend MicroTekk Z1 fill, a cozy synthetic insulation that keeps you warm at temperatures as low as 5 degrees F. Comfort range is from 5-40 degrees depending on other variables such as wind, no tent, light clothing and no ground cover.  The fill makes this bag a great choice for chilly fall or winter camping, or for alpine hiking trips when you’re preparing an ascent. The bag also includes a double-layer offset quilt construction that keeps the fill from bunching up, eliminating cold spots as you sleep. And to make sure the wind doesn’t sneak in while you sleep, Suisse Sport added a drawstring hood and draft tube.
Other features include a soft polyester lining for added comfort, Comes with a handy light compression sack for transport for ultra compact backpacking you will need a heavy compression sack.   The Alpine Mummy Style Sleeping bag measures 84 by 24 by 33 inches (W x H x D) idea for most people up to 6’2” tall and weighs 5 pounds fully packed and is machine washable.