Kaanapali Ocean Adventures has 2 vessels Insane Jet Boat seats 18 passenger - 1 hour tours Insane Jet Boat = Private Charters 3 hour Sanity Snorkel Vessel - 4 hour half day snorkel trips from Kaanapali Beach to the Island of Lanai 2 snorkel stop + continental breakfast Sanity Vessel 2 hour Private Watch & Dolphin Search Sanity Vessel 3 hour or longer Private Charter Sanity Vessel - Escort Vessel