Convenient, compact inker delivers clear, clean, permanent fingerprints but leaves no residue on your hands. Will not stain fingers. Pad with adhesive backing stays put—no slipping and sliding. Excellent for use in authenticating checks, legal documents and personal papers by putting your unique finger print on them. Round Pad. Stamp Pads Type: Inked Fingerprint; Ink Pad Type: Conventional Pad; Ink Color(s): Black; Size: 1.5" Diameter.