Lost Surfboards (Matt Biolos/Mayhem) Speed Demon
Performance shortboard. 5 sizes from 5'10" to 6'2", 30 to 34 liters, listed by Down the Line Surf. In stock from £750.
Every size and price
| Size | Liters | Price | Store |
|---|---|---|---|
| 5'10" Futures | ≈30.1 | £740 sold out | Down the Line Surf |
| 5'11" Futures | ≈31.1 | £750 sold out | Down the Line Surf |
| 6'0" Futures | ≈32.2 | £750 sold out | Down the Line Surf |
| 6'1" Futures | ≈33.5 | £750 | Down the Line Surf |
| 6'2" Futures | ≈34.4 | £750 | Down the Line Surf |
Open Lost Surfboards (Matt Biolos/Mayhem) Speed Demon in the finder →
One row per size and store. Liters marked ≈ are SurfCalc estimates (from the same model at other sizes, or from the dimensions). Prices are in the store's currency. Not sure which size? The calculator turns your weight, skill and waves into a liter range. More Lost Surfboards (Matt Biolos/Mayhem) boards · Shortboards. Updated 2026-10-19.