Trimmer line is important for keeping your lawn tidy. Try this Ryobi .080 Inch Precut Spiraled Trimmer Line. This product comes with 5 refills and each refill has 16 feet of line. They are all precut to add convenience when reloading. The heavy duty spiral co extruded design increases resistance to damage. This product is designed to fit all brands and types of heads, so you can use your favorite trimmer.