Forespar Performance Products Mini Emergency Plug Sta-Plug. A soft cone-shaped design allows it to easily fill the irregular shapes of hull impact breaches as well as any round hole leak from a hose or through-hull. Unique edge gripping riblets help hold the plug in a hole keeping water out. Specifications for Forespar Performance Products Sta-Plug Mini Emergency Plug: Manufacturer: Forespar Performance Products Color: Black Features of Forespar Performance Products Sta-Plug Mini Emergency Plug The Emergency Plug that Grips 4" High x 2" Diameter Convenient sized version of the popular Sta-Plug Emergency Plug Made from strong elastomer composites Not susceptible to mold or swelling Bright color allows it to be quickly located Meets US Sailing Special Equipment Requirements Equipped with a lanyard hole Dimensions: 4" (10cm) high 2" (5cm) diameter at base NOT INTENDED FOR FUEL LEAKS Package Contents: Forespar Performance Products Sta-Plug Mini Emergency Plug Forespar Performance Products 150112: Mini Emergency Plug Sta-Plug