This is a high quality waterproof inspection Deck plate made of UV stabilized plastic with round textured surface. Structural material stands up to tough service, extreme weather and solvents. Watertight access point without the use of any tools
Non-waterproof hatch liner bag included. Gain hull access and interior storage with the 20" Oval Kayak hatch
Opening Diameter: 16 3/4" x 8'' Overall Diameter: 20" The bag about 11-12 inch deep and Hatch bag is not 100% waterproof
