In-store pickup only. Grab your bags when you stop by the shop. Estes Smokey River Gravel is a natural-look aquarium gravel in a smoky blend of gray, tan, and earthy river stones. Inert and aquarium-safe, it will not alter your water chemistry, making it a clean, classic substrate for freshwater community tanks. The smooth, rounded grain is gentle on bottom dwellers and gives plant roots and beneficial bacteria plenty of surface to anchor and colonize. Why You Will Like It Natural smoky color that suits planted tanks, community setups, and biotopes. Inert and pH-neutral, so it will not raise hardness or shift your parameters. Smooth, rounded grain that is safe for corydoras, loaches, and other bottom feeders. Two bag sizes so you can dial in the right amount for nano tanks or large aquariums. Specifications Brand Estes Material Natural stone gravel Color Smoky blend of gray, tan, and brown Water type Freshwater Water chemistry Inert, pH neutral Sizes 5 lb and 25 lb bags How Much Do I Need As a rough guide, about 1 lb of gravel per gallon gives roughly a 1 inch bed. Rinse the gravel before adding it to clear any dust, then pour it into your aquarium. Recommended Pairings Browse more freshwater supplies for your build. Anchor stems and rhizomes with our live aquarium plants. FAQ Do I need to rinse it? Yes. Rinse the gravel in clean water before adding it to remove fine dust. Is it safe for planted tanks? Yes. It is inert and rounded, so it will not harm roots or bottom-dwelling fish, though heavy root feeders will appreciate root tabs. Why is it pickup only? Gravel is heavy and costly to ship, so we hold it for convenient in-store pickup.