If you use self-inking stamps for identity protection or document marking, this 12-pack of ink refills will keep you stocked up for a long time. Each refill contains 2ml of rich black ink that creates bold, permanent impressions on paper. The ink is specifically formulated for confidential roller stamps and identity theft protection stamps - you know, the ones that obscure sensitive information like addresses, account numbers, and personal details. Refilling is super simple: just unscrew the top of your stamp, add the ink, and you're back in business. The plastic cartridge design minimizes mess and waste, so you're not dealing with ink everywhere. With 12 refills in the pack, you won't need to reorder for ages, which is perfect for offices, businesses, or heavy home users. The black ink provides excellent legibility and contrast against most paper colors, ensuring your stamps remain clear and effective. These refills work with most standard self-inking stamp mechanisms, but always check compatibility with your specific stamp model. Important safety notes: keep away from children since it contains ink, avoid direct skin contact, and store in a cool, dry place away from direct sunlight. The refills themselves measure about 4.8cm/1.89 inches in height and 1cm/0.39 inches in diameter - compact enough to store easily. Whether you're using stamps for business documents, personal security, office administration, or identity protection, having a reliable supply of quality ink refills means your stamps will always work when you need them. No more embarrassing moments when your stamp runs out of ink at the worst possible time!