High efficiency braking action drogue anchor (50% more than other traditional drogue anchors) thanks to the double chamber with side openings. Heavy duty Oxford Rip-Stop Nylon with Stainless Steel fittings and Nylon tape straps and reinforcements. Used as drogue anchor to avoid drifting and keep the keel up to the wind, as drift anchor, as stabilizers or as a brake. The recommended rope should be at least 3 times the length of the boat.