The PREMIUM INK 5PK Premium Refill Ink 502 is a set of high-quality ink bottles designed for Epson printers. The ink bottles are compatible with models such as 522, ET-4700, and ET-2720, providing cyan, yellow, magenta, and black colors for your printing needs. With a manufacturer warranty of 2 years and an expiration date of 2026, you can trust in the reliability and longevity of this ink product. Made in the United States, this premium refill ink is a practical and efficient choice for your printing requirements.