HSSTUDiO Design your custom surfboard Open Holy Grail Name: Signature: Black Mamba Model: Holy Grail Technology: PE - Polyurethane Core | Epoxy Laminate Length: 5 6 Width: 19.625 Thickness: 2.3125 Volume: 25.7 Foam Density: PE Standard Lamination: PE Standard Fin Style: Futures Fin Count: 5 Fin Color: black Artwork: HS Collection - Kostechko Cobras Finish: Polish