Official 12 Pack Cat Water Fountain Replacement Filters & Pre-Filter Sponges for 108oz/3.2 Stainless Steel Pet Water Fountain Veken (1) This supplement contains bio-tract

(1) This supplement contains bio-tract technology

Both materials are safe for your cats

★About the noise - The motor is fast so there will be a little noise from the motor

6 high potency B vitamins to support fat

Official 12 Pack Cat Water Fountain Replacement Filters & Pre-Filter Sponges for 108oz/3.2 Stainless Steel Pet Water Fountain Veken (1) This supplement contains bio-tractFeatures: Perfect Match: Compatible with Neareal 3. 2 L 108 oz Stainless Steel Cat Water Fountain; Confirm filter compatibility using product images before purchase Premium 12 Pack: 12 pack of premium pet fountain replacement carbon filters for Neareal stainless steel cat water fountain Triple Filtration System: The carbon filter of the cat fountain helps to remove odor, soften water, and improve the taste and quality of your pet's drinking water.