Made in super strength nylon cloth with nylon rope cords, these sea anchors are very useful in extreme conditions at sea and in general for slowing a boat in an emergency or when sailing without an engine.Complies with IOR requirements for race yachts. The Small 15cm Model ideal for use with horse shoe lifebuoys and dan buoys.DimensionsSmall: 0.15 m x 0.25 mMedium: 1.08 m x 0.5 mLarge: 1.35 m x 0.8 m