Please compare the size with your existing items to check compatibility. Filter size: Diameter: 12.6x12.6cm; Inner diameter: 3.5cm; Thickness: 1cm. 【Provides Fresh Water】1. High-density PP cotton filters out fur and debris. 2. Coconut activated carbon removes residual chlorine and odors. 3. Ion exchange resin removes magnesium and calcium from tap water to soften it! This cat water filter circulates while filtering impurities in tap water. Always provides fresh water for your cat. Outer material: Pure cotton non-woven fabric; Liner material: Activated carbon, resin Quantity: Individually packaged, 8 pieces ⭐︎︎………⭐︎………⭐︎………⭐︎………⭐︎………⭐︎……⭐︎……⭐︎ ⚠️Photos on the website are for illustrative purposes only! Please be sure to check the actual product photos. ◯ Stored at home and shipped with simple packaging. ◯ Colors may appear slightly different depending on the quality of the camera, etc. ◯ Please note that it may take 5-7 days for delivery as it is shipped from Okinawa Prefecture. ✅ We offer products in various genres, so please take a look ↓ #cocoru'sProducts * Inspected and opened once. Please understand. 44-79961 Replacement activated carbon filter for pet automatic water dispensers, circulating water dispenser, activated carbon filter, water bowl, cat water dispenser, individually packaged, safe, water softening, antibacterial activated carbon, ionic, ion exchange resin, food residue, softening filter