Fritz Aquatics Mardel Copper Safe for Freshwater and Saltwater Aquariums, 16 oz (4 x 4 oz) Water Treatments hyaluronic acid to support skin

hyaluronic acid to support skin health

Fortified daily diet

Rope running throughout makes it durable for chewing and great for tug of war

using naturally cleansing apple extracts

Features a leak-proof design

Fritz Aquatics Mardel Copper Safe for Freshwater and Saltwater Aquariums, 16 oz (4 x 4 oz) Water Treatments hyaluronic acid to support skinFritz Mardel CopperSafe Saltwater and Freshwater Medication is a broad spectrum aquarium medicine formulated to fight off ick, velvet, and other external parasites. It effectively keeps aquarium water clear of parasites for up to one month. For ick, velvet and other external parasites Saltwater and freshwater medication Treats water for 1 month CopperSafe is safe to use with UV Sterilizers, Protein Skimmers, Wet Dry and Diatomaceous earth filters.