Pre-Inked Large Pocket Notary Stamp - Impression Dimensions: 5/8" x 2-7/16". Pre-Inked pocket notary stamp is made specifically to meet your state requirements. The laser engraved rubber makes this stamp strong and durable for years of use. Makes approximately 50,000 impressions before re-inking is needed. Use Xstamper Refill Ink only. Use of any other ink will void out the warranty.