This is the new outdoor drive tools of the trade tool kit. Comes with 3 grits of sand paper, from course 60 grit to 220 and a piece of green scotch brite pad all designed to clean and condition your pot call or striker. 60 grit is glued to the wood fob. A must have for the hunter using pot calls. Binder ring can easily snap open and attach to your vest or bag so you will always have it with you.