Ideal Size -- You will receive 1pc number stamp, ink not included, an additional ink pad is required when using, it is about 3.34inch(8.5cm) wide, 6.69inch(17cm) long, 2.28inch(5.8cm) thick, single digit is about 0.2inch(0.5cm) long, 0.16inch(0.4cm) wide Numbers and Letters and Symbols -- Each belt contains 0 to 9 numbers, 26 a-z alphabet letters, and 4 symbols, turn around the wheel, freely combine the numbers, letters, and symbols, making it the wonderful tool for adding titles or captions Strong and Durable -- High quality sturdy structure combine with quality plastic turntable, rolling fluently, strong and durable, not easy to crackle or deform, easy to manipulate and clean, reusable for years to come Easy to Use -- Each belt can be adjusted independently, choose symbols by rotating the belt according to your demand, dip it in the ink pad and then print where you need (do not press too hard). After using, wipe it with rag for next use Wide Application -- It is ideal for making date codes, batch codes and validation codes for packaging production, and suitable for a variety of surfaces including plastics, paper, glass, wood, cloth and etc. Tip: It mainly depends on the material of the ink