Koncept Castles are based on the Hertfordshire/Bedfordshire boarder providing bouncy castle and inflatable hire in Stevenage, Hitchin, Letchworth, Stotfold, Henlow, Shefford, Knebworth and Henlow. We have everything for children's parties include bouncy castles with slides, ball pools and giant games. Whatever the theme of your party we have a bouncy castles for the occassion.