• Compatibility: Compatible with Multiple Ceramic and Stainless Steel Pet Fountains.
• Premium Filtration System: Effectively to filter hair, heavy metals. keeping your pet's water clean and fresh.
• SizeInner square size is 3 in long and 2.4 in wide. Filter Thickness is about 1.2 in.
• High Density Sponge: Easy to replace to extend the life of your water fountain pump.
• Note: Please soak 2 minutes foam filter before use. Replace filter every 2-4 weeks.