This self-inking stamp features a convenient locking mechanism to deter unauthorized use. Customize the 7/8" x 2-3/8" impression area with your own text and artwork and then choose from our 11 stunning ink colors to make the best impression possible. Lasts for several thousand impressions and can easily be re-inked with water-based ink! Not recommended for glossy surfaces as it may smear. Click the customize button to start personalizing your stamp!