Here is an inflatable swimming platform that combines with your boat as a convenient water patio. The Island Hopper 15ft Inflatable Patio Dock provides you with an area of 15 x 6ft, which is ideal for sun bathing and other activities. It can hold 2000lbs of weight.
You can paddle this like a giant stand up paddle board. The Patio Dock has 12 d-ring connections for secure anchoring.