Effective Privacy Protection: Security protection roller stamps 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 25mminches wide roller is perfect for covering large 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 roller stamp side when ink runs out (Stamp Refill Ink), about 2 drops each time.(Ink not included)Best Time Saving: Stamp works well 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: 25mmShape: rollerPurpose: document confidentiality, prevent information from leakingColour:BlackMaterial:PPSize: 50 x 65mmPackage Contents:1 x Roller StampOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.