Effective Privacy Protection: Security protection with special letters design, printing hiddens under the confidential information, make your personal information illegible, covering sensitive documents like bills, bank statements, records, prescriptions bottles, etc. Wide Coverage Design: The below 25mm inches wide is perfect for covering swaths of private information in a quick, no need for multiple passes to blocks your info, one single stroke is enough. Unlimited Re-inking: Ink can be refilled in the security protection stamp side when ink runs out (Stamp Refill Ink), about 2 drops each time.(Ink not included) Best Time Saving: Stamp works on all regular paper, envelopes and package addresses. One swipe and the info is covered, no need to go for a shredder. Chapter face width: 25mm Shape: Purpose: document confidentiality, prevent information from leaking Colour:Black Material:PP Size: 50 x 65mm Package Contents: 1 x Stamp Only the above package content, other products are not included. Note: Light reflection and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.