2 Pack 60-70 Gal Aquarium Sponge Filter with Air Stone and Ceramic Filter Media, Quiet Fish Tank Biological Filter lion shirt A: The Bio ball mesh

A: The Bio ball mesh bag is meant for large bio balls

And the terrariums feature anti-escaping safety lock to prevent escaping

100% natural clay

it can save space and effectively increasing the usable area of the glass container

2 Pack 60-70 Gal Aquarium Sponge Filter with Air Stone and Ceramic Filter Media, Quiet Fish Tank Biological Filter lion shirt A: The Bio ball meshOptimal Biological Filtration for Aquariums Combining sponge and ceramic filter media for powerful filtration and aeration. High density microporous biochemical cotton filtration with honeycomb structure breaks down harmful waste for a cleaner and healthier living environment. The aquarium filter adopts air power and water circulation. The air stones create tiny bubbles, smooth water flow, and reduced noise, creating a quiet and comfortable