While Not The Lightest Or Most Compact, Cotton Is Strong, Durable And Absorbent. Add Additional Warmth To Your Existing Sleeping Bag. Use Alone, Or Use It To Keep Your Bag Clean. Stuff Sack Included.table.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }