The SUM figure is a Plaseebo design and sculpt produced in white vinyl by Planet-X.
He is 9 inches tall. Has a switched color-changing LED unit with replaceable batteries mounted in the base and clear glass inset eyes. He also comes with a hand-cast resin bloody decapitated head of Roy, sculpted by Bob. Custom painted and hand signed by Bob.
You can read the backstory here: https://www.plaseebo.net/news/backstories/the-legend-of-sum/