Seahorse Engine Coolant 10/90 is an advanced ready-to-use engine coolant formulated to enhance heat transfer for improved engine cooling efficiency. Powered by OAT (Organic Acid Technology)-based corrosion inhibitors and an advanced pH balance technology, it provides superior protection for critical engine components including radiators, water pumps, and internal cooling system metals. Its balanced pH formulation resists corrosion, extends the life of coolant oils, and keeps your radiator clean and efficient throughout the year. Effective in all seasons and compatible with most vehicle cooling systems. Biodegradable and phosphate-free for an environmentally responsible choice. Made in Ghana. Available in 4 U.S. Gallon (3.785L). Warning: Harmful or fatal if swallowed.