AQUANEAT Air Stones for Ponds 2 Inch, Long Lasting Aerator Oxygen Diffuser, Air Pump Accessories for Aquariums, Fish Tanks, Hydroponics and DWC Reservoirs 4 Pack Flaxseed standing the test of time

standing the test of time and resisting wear and tear

List of Products and Accessories: 1 ball machine

Non-Toxic Thermapol Compound: The plate-size pad is filled with non-toxic thermapol compound that heats up in your microwave and easily fits under your pet’s bed

Fits most standard-size litter pans

Hydroxypropyl Methylcellulose

AQUANEAT Air Stones for Ponds 2 Inch, Long Lasting Aerator Oxygen Diffuser, Air Pump Accessories for Aquariums, Fish Tanks, Hydroponics and DWC Reservoirs 4 Pack Flaxseed standing the test of timeFeatures: Fine bubble: Compared with ordinary bubble stone, creating more fine bubbles, makes the dissolved oxygen amount larger Widely applicable: Suitable for hydroponic systems, aquarium fish tanks, preventing ponds freezing in winter, helping extend the life of your nutrient solution, keep fish roots healthy and promote plant growth Air Stone Dimension: 2 "D; Connector Diameter: 3 16" or 3 8"; Recommended air pump power: > 4 W Quality material: