About this item Contains one (1) API STRESS COAT Aquarium Water Conditioner 16-Ounce Bottle Makes tap water safe and protects fish with dual-action formula Removes chemicals from tap water that are harmful to fish Replaces fish’s protective coat damaged by handling or fish fighting with healing power of Aloe Vera extract Use when adding or changing water, when adding new fish and when fish are sick or injured Instructions: Add 5 ml. for each 10 gallons of aquarium water. Double the dose to replace slime coat and to repair damaged skin and fins › See more product details