Finger Spools come equipped with a durable corrosion resistant brass double-ender bolt snap. The Spool is durable material for strength, corrosion resistance and long life. The Line is international orange nylon line. a spool fits nicely out of the way in a pocket or clipped-off to a D-ring. The holes in the side allow for clipping in a double-ended snap anywhere along the perimeter of the spool to keep the line tight when not in use.