The 9" Chartplotter Protective Cover is specifically designed to fit compatible Garmin EchoMAP or EchoMAP units, providing reliable protection for your GPS device. This cover ensures that your chartplotter remains safe and secure while out on the water, keeping it free from dust, debris, and damage. With a snug fit and durable construction, this cover offers peace of mind for GPS enthusiasts looking to safeguard their equipment during use.