What is stena hss?

Stena HSS (High Speed Sea Service) is a type of high-speed catamaran ferry owned and operated by Stena Line, a transportation company based in Sweden. The ferry can travel at speeds of up to 70 knots, making it one of the fastest commercial ferries in the world. The HSS vessels are known for their sleek design and comfortable cabins, as well as their ability to provide customers with a fast and efficient mode of transportation across the water. Stena HSS ferries primarily operate on routes between the UK and Ireland, as well as between Sweden and Denmark.