Sta-Plug Mini Emergency PlugThe Sta-Plug Mini, Forespar's form-fitting emergency 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.Features:. 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. Made right here in the USA. NOT INTENDED FOR FUEL LEAKS