This durable toilet is sanitary, odorless, leakproof and easy to clean. The modern appearance features a cleaner seat and cover design and ergonomic carry handle and lid latch. Other features include: piston pump flush, removable seat & cover for easy cleaning, sealed valve to keep odors in the holding tank, easy-to-read level indicator and a hold down kit to secure the toilet to the deck. Includes a deodorant sample. MSD model is designed for dockside pump out connection. 4.0 gal fresh water tank, 5.5 gal waste tank