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This is a marine-grade plastic and is fine to use in saltwater
Never put your tools away wet
creating an optimal environment for plants to thrive
Offering a straightforward approach to water care
Suitable for: Young Koi
Zoo Med HydroBalls 4L Clay Terrarium Substrate 500L This is a marine-grade plasticZoo 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