This item is a Federal Mining Claim sign set of 4. This is the best way of letting other know that the land is under claim. It show that your claim has been Located, Recorded, and Maintained in accordance with 43 C.F.R. part 3800 and the 30U.S.C. This sign also warns about prosecution under State and Federal Law. Has place for claim Name, Claimant, Address and Federal serial number. Sign is 11 1/4" by 7 1/2" and painted on aluminum for long life. You are getting a set of 4 signs.