I'm selling this because I didn't use it. It's Royal Canin Urinary Care, 2kg x 2 = 4kg total. The expiration date is 2025/9/19, so I'm offering it at a reduced price. -- Product Features: [For adult cats (12 months and older) who want to maintain healthy urinary function] To maintain healthy urine, it's important not to make the urine too concentrated. To inhibit the formation of urinary stones and maintain urinary health, a diet with an optimal nutritional balance that considers mineral balance adjustments is necessary. Feline Care Nutrition Urinary Care adjusts the mineral balance and maintains a low urine pH to maintain healthy urine and prevent the formation of urinary stones.