Set: 12 pieces of black identity theft protection roller stamp ink refills, each with a capacity of 2 ml, sufficient quantity to meet your daily use and replacement needs. Premium Material: These stamp roller ink refills are made of high-quality oil-based ink, which is long-lasting and does not fade easily, helping you hide messages easily. Easy to Use: Just snip off the tip of the ink refill and gently squeeze to fill the fill hole on the side of the stamp roller to fill with ink. Easy to operate, saving time and effort. Widely Applicable: These replacement ink refills can be widely used to protect your bills, postcards, mail, credit cards, bank statements, tax information, address information and more. Practical Helper: Using these stamp roller ink refills can easily help hide important personal information, office documents, confidential data, etc., an ideal tool for your home and office Product name: identity theft protection roller stamp ink refill Colour: black Material: plastic Package Contents: 1 set x stamp roller ink refills Only 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.