Sand For Marine/Hardwater Freshwater Aquariums block-return-exchange characteristic of only the finest

characteristic of only the finest natural leathers

Even suitable for sensitive skin

such as avoiding contact with eyes and skin and keeping out of the reach of children and pets

This pad also comes with polypro edging and synthetic wear leathers

This 5-syringe pack (each syringe is a 57g double dose) provides a 5-day treatment course

Sand For Marine/Hardwater Freshwater Aquariums block-return-exchange characteristic of only the finestUse the Florida Crushed Coral in marine aquariums and hardwater freshwater aquariums. It also works great in calcium reactors. Use One Pound Per Gallon. Crushed Coral is Graded Aragonite Sand and Gravel. Color: brown Size: 19" x 12" x 2. 5"