Sleeping bags so cozy, you'll sleep like a baby..We always thought your sleeping bag should fit you like your favorite jeans . . . so we made two sizes - REGULAR (80" L fits most 5'10" and under) and XL (86" L fits most 5'11" and above).Outdoor Products sleeping bags are made with hollow core fiber fill. Translation: fluffier, loftier, and maintains thermal properties better than standard solid core fill. Visit us today..!