Outop Vintage Retro Wooden Alphabet Letter Initial Wax Classic Sealing Wax Seal Stamp (U) Widely used for customs, security, banking, insurance, legal, anti-counterfeiting packaging, high-end arts, crafts, gifts, stationery, daily necessities, craft gifts, invitations, etc. Material: Wood Diameter: Approx. 0.98inch / 2.5cm Length: Approx. 3.54inch / 9cm Avoid to opening furtively for important documents and some private information