RHIB Boats...

 Definition: RHIB Boat; /rib boʊt/
Adjective; Also known as a RHIB (Rigid Hull Inflatable Boat or Rigid Hulled Inflatable Boat) or RIB Rigid Inflatable boat.
A boat or vessel, or similar; that are an combination of the semi-V fiberglass or aluminum hull of a traditional boat, surrounded by the tubes of an inflatable boat.