No, the highback has the shape of the old 390 highback to save some weight, but it's stiffer. The base is same as previous years. It's the stiffest binding in Rome's lineup, for Freeride, while the 390 is much softer and for park.
Why did you decide they're "not for you?"
16 Gnu Swallow Tail Carver . 16 NS West . 15 NS Snowtrooper BIA
15 Now Drive . 14 Burton Genesis
14 Flow Hylite