Color White Material Resin Item Weight 120 Grams Item Dimensions L x W x H 12.5 x 12.5 x 0.8 centimeters Capacity 25 Liters Target species Cat About this article Wide compatibility PewinGo, Aerb, Omasi, Bonve, Pedy, DADYPET, Parner...our fountain filter fits most 2-2.5 liter cat fountains! Dimensions: outer diameter 125 mm, inner diameter 35 mm, thickness 10 mm Better Filtration Activated carbon + ion exchange resin. Expel debris, absorb heavy metals, eliminate odors. Protect your little cat from unnecessary infections. Give them healthier, tastier water juice! Rinse and Face Up Rinse the fountain filter for 20 seconds before use to remove charcoal dust. Please put the flat front side up to ensure the best filtration! 2-4 week change Although our fountain filter can last a long time, to ensure the best protective filtration for our pets, we suggest a change every 2 to 4 weeks. With individual packaging, each fountain filter can be easily stored and well reserved with the best effect!