Features: Made of high-quality materials, durable. Effective way to flush engine with-fresh water to rid salt, sand and-silt & to prevent corrosion. Black coated spring steel frame for quick & secure-connection. Includes quick-connect style hose fitting, connects easily to a standard garden hose. Easy to connect - Simply slide cups over the top of the water intake slots, & connect your garden hose to the quick-connect fitting. Suits most outboards & stern-drives (which have side water intakes on the lower unit) Specifications: Material:Rubber Length: Approx.29.3cm/11.53inch Color:Black Note: .Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. .Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings. Package includes: 1x Water Flush Flushing Muffs