Please check the photos for the expiration date. This is a product with a regular retail price of ¥2,090. It's less than half price per bottle. Mask Cleaner Zero, ideal for dog oral care. This is a set of 2 bottles, 118ml each. - Contents: 118ml - Quantity: Set of 2 - Product Name: Mask Cleaner Zero - Brand Name: KPS Thank you for viewing.