Biotek Marine 16oz White Reef Safe Colorant for DRY Rock (Aquascape Touch Up) – New

16oz White Reef Safe Colorant For DRY Rock.The first ever Liquid Reef Safe Colorant. Unlike other manufacturers that use thick plastics, rubber and epoxies we use a special water based coloring that actually seaps into the Dry Rock while NOT clogging the poursity or surface. This insures you get maxium filtration benefits and the rock can work as it should.Instructions:Step 1: rinse and let rock dryStep 2: stir color for at least 1 minute or until you see no separation in colorStep 3: use a paint brush and brush on while occasionally stirring to proper coloring.Step 4. Let dry for 24 hours