Aqua Natural Pewter Black 10lb Gravel Substrate for aquascaping, Aquariums, vivariums and terrariums 4-6mm

6-8mm in size, this is the perfect grade to build an aquascape on and secure plants in

Ethically and sustainably sourced under license in the USA

A dark pewter gray when dry - jet black when wet, this is a great way to way to give your aquarium a dramatic look without using to artifical substrate

Triple washed and kiln dried with minimal fines

No toxins, no debris, no artificial colors - 100% natural