Do you feel the cold at night? Why not add an extra layer of warmth with this lightweight microfleece sleeping bag liner. With a 2 way zip for easy access you will be able top open the bottom for ventilation if you get a little too toasty in the night. The ridge hood with drawcord can be easily tightened and looseened as desired. This fleece liner packs down inside a neatly designed, ripstop fabric stuff sac - so is easily stored when not needed.