JS JS Monsta Box
Performance shortboard. 3 sizes from 5'8" to 6'0", 25 to 32 liters, listed by REAL Watersports, Rider Shack. In stock from $395.
Every size and price
| Size | Liters | Price | Store |
|---|---|---|---|
| 5'8" used | 25.2 | $300 sold out | Rider Shack |
| 5'10" × 19 1/4" × 2 7/16" used | 29.0 | $375 sold out | Rider Shack |
| 6'0" used | ≈32.2 | $395 | REAL Watersports |
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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 JS boards · Shortboards. Updated 2026-10-19.