Construction: It’s made with thick-walled 304-grade stainless steel marine-grade tubing for durability, and strength, and is resistant to rust for long-term service. Easy to Use: The ladder has a red spring latch release button, when not in use, the Ladder telescopes and can be swiveling ladder flipped up when not in use, the ladder flips back onto the platform, out of the water, and out of the way flips up. Easy Install: Black non-skid step threads are installed directly on the step for safety purposes, and require drilling. Dimensions: 0.75T” x 18” W x 14” D Platform. Package Includes Pack of 1 MARINE CITY 304 Grade Stainless Steel 3 Step Swim Platform Ladder for Boats.