Happy Birthday Engraved Stones - 3 Pack 3 engraved stones with 'Happy Birthday' are included. They can also be personalized by you with a fine point permanent marker like a Sharpie. Stones are white and gray. The text is black. The minimum width is 1.75 inches. At no added cost, each stone comes with its own organza pouch, perfect for gifting. Greeting Stones are priced like a quality greeting card. Actually, they are both a card and a gift. The recipient will save their stone for years because they are heartfelt, birthday greetings that last forever. Greeting Stones are made from select natural river stones. They are polished to a high luster and then engraved by skilled craftsmen. No two stones are exactly alike because they are made by nature. Stones will vary in color, size and weight; however, we guarantee minimum sizes and weight.