Power-Pole Green Marine ISO-32 Hydraulic Fluid - Help preserve the environment with the proven performance and unparalleled protection of Green Marine ISO-32 100% biodegradable hydraulic fluid. Engineered to exceed industry standards, this environmentally responsible hydraulic fluid is made from an American-grown annually renewable resource and surpasses the highest standards of biodegradability. Pair it with your Power-Pole shallow water anchor for the ultimate combination to enjoy and preserve our precious resources. Also works for jack plates, trim tabs, hatch lifters, inboard/outboard tilt & trim and more. 100% biodegradable hydraulic fluid Designed to be environmentally friendly Designed to prevent disruption of bottom grasses, coral reefs and oyster beds Safe for sea life Plastic bottle is made of recycled plastics