Zoo Med HydroBalls (2.5 lb.)

HydroBalls Expanded Clay Terrarium Substrate can be used as a base layer underneath Zoo Med’s Eco Earth® coconut fiber substrate or other substrates to create an underground water table in Naturalistic Terrariums. Add water to create a natural “aquifer” and increase humidity levels for all tropical species. Excellent substrate for live plant root growth in Naturalistic Terrariums. Use as filtration for a waterfall. 2.5 lb. bag.