Season Finale! Powerhouse to the People! Thacker Mountain Radio Hour The Powerhouse Set in 2 Colors AS Lot Lionel Power Station Powerhouse Set N.C. We're powering ahead! Big things are happening at the Creating a community of Powerhouses The Powerhouse Project Join the Powerhouse Research Symposium on Tuesday 7 November at. The Powerhouse Set is going to make you feel like you rule the world! This suit set is such a powerful, bold piece to add to your wardrobe! Ashley wears a Small, Stevie wears a Medium, Katie wears a Medium! Our model, Mallory, wears a Small! Fabric Content: 100% Polyester