Alpha Direct Fleece Sleeping Bag Liner OB related-tiger-wall-ul2-bikepack the patented Sidewinder Series was

the patented Sidewinder Series was engineered to ensure warmth

GORE-TEX® Windstopper® Technology For Cold Weather Activity

Floor Area: 86" x 96" | 57 ft²

Everything backpackers love about the award-winning Copper Spur UL

Alpha Direct Fleece Sleeping Bag Liner OB related-tiger-wall-ul2-bikepack the patented Sidewinder Series wasWherever your travels and overnights take you, wrap yourself in the soft, cozy warmth of our Alpha Direct Fleece Liner. Add this liner to your sleep system to add warmth and comfort, while protecting it from dirt, odor, and body oils. Lightweight, breathable, and surprisingly warm Polartec Alpha Direct fabric provides a cozy and premium sleep experience. Packing small, this liner is a great companion in your carry on bag, car camping kit, or backpack.