Durable construction: Made of marine-grade stainless steel that resists corrosion and prevents rust in harsh environments, ensuring long-lasting performance. Space-saving design: The telescoping steps of this boat ladder fold quickly and easily into the water, providing safe boarding while maximizing space on the boat when not in use. Safety features: Each step includes a slip-resistant tread to enhance safety, with extra-wide telescoping steps for added comfort during boarding. Designed to support up to 150kg. Simple installation: This telescopic boat ladder is designed for easy bolting to a horizontal surface, such as the boat floor or side railing, and includes mounting screws for user-friendly setup. Product dimensions: Folded length is 16 inches (41cm) and extended length is 35 inches (88cm), with a width of 10 inches (25cm) and step tread measurements of 7 x 1.5 inches.