Description: Material: Crafted from PP material, this marine hatch cover is impact resistant and built to last. Its sturdy construction ensures it won't easily break or deform, making it suitable for long term use Ergonomic Design: The round deck inspection hatch can open up to 180 degrees with a simple twist, thanks to its ergonomically designed deep-nest knob Removable Lid: Featuring a detachable snap-on design, both the lid and base of this marine deck inspection hatch can be completely removed for easy access and convenience during maintenance or inspections Leakproof Seal: Equipped with a rubber O-ring, this deck inspection hatch provides an effective seal that prevents water from entering the interior of the deck, ensuring your vessel remains dry and protected Versatile: This round marine deck hatch is widely used on yachts, boats, RVs, and more, making it a versatile accessory for various types of watercraft and recreational vehicles Specification: Material: PP Size Chart: 14.2cm/5.59inch 19.8cm/7.80inch 25cm/9.84inch Package Includes: 1 Piece Boat Hatch Note: Please allow slightly errors 1-2cm differences due to manual measurement.