Zoo Med HydroBalls 4L Clay Terrarium Substrate 500L Available in 4-inch and 7-inch

Available in 4-inch and 7-inch sizes to suit different aquarium needs

Efficient water circulation enhancing aquarium health

Effortlessly manage the health of your aquatic environment to promote thriving marine life

Offering a straightforward approach to water care

Zoo Med HydroBalls 4L Clay Terrarium Substrate 500L Available in 4-inch and 7-inchZoo Med HydroBalls provide an efficient and versatile substrate solution for terrarium enthusiasts seeking optimal humidity and root support. Designed as expanded clay balls, they offer a lightweight base layer perfect for tropical and naturalistic environments. By forming a natural aquifer when moistened, these clay hydroballs help maintain consistent moisture and humidity levels, essential for the well being of tropical species. Their compatibility