Where it fits
This model is classified as Daily Driver / Easy Performance. Use the documented family, selected size and intended conditions to decide whether that direction matches the surfer's brief.

Daily Driver / Easy Performance
New for 2025, The Rusty Surfboards model, “So Fuunnn!” bridges the gap of fun and performance. Feedback has been insane, from your average Joe...
Official manufacturer information
This model is classified as Daily Driver / Easy Performance. Use the documented family, selected size and intended conditions to decide whether that direction matches the surfer's brief.
Progressing to Expert surfer seeking a daily driver / easy performance.
The available board information associates this model with beach break, open face, point break. Confirm the intended wave range with the manufacturer.
The So Fuunnn sits in the Daily Driver / Easy Performance family with a Daily Driver / Easy Performance direction. Related models may solve a different design job even when their volume is similar.
5'10 to 6'8, 31L to 48L across the reviewed board specifications. The table below shows the complete available size range.
| Length | Width | Thickness | Volume | Construction |
|---|---|---|---|---|
| 5'10 | 20.50 | 2.55 | 35L | Standard |
| 5'11 | 20.63 | 2.58 | 36L | Standard |
| 5'6 | 20.00 | 2.45 | 31L | Standard |
| 5'7 | 20.12 | 2.47 | 31.94L | Standard |
| 5'8 | 20.25 | 2.50 | 33L | Standard |
| 5'9 | 20.37 | 2.52 | 33.99L | Standard |
| 6'0 | 20.75 | 2.60 | 37L | Standard |
| 6'1 | 20.87 | 2.63 | 38L | Standard |
| 6'2 | 21.00 | 2.66 | 39.4L | Standard |
| 6'3 | 21.13 | 2.68 | 40.66L | Standard |
| 6'4 | 21.25 | 2.70 | 41.6L | Standard |
| 6'5 | 21.38 | 2.74 | 43.01L | Standard |
| 6'6 | 21.50 | 2.80 | 44.5L | Standard |
| 6'7 | 21.63 | 2.83 | 46.2L | Standard |
| 6'8 | 21.75 | 2.90 | 48L | Standard |
Guidance describes board characteristics, not a guaranteed performance outcome.
A compact view of how this board is designed to behave. Live stock and sizing remain the main purpose of this page.
Quivrr Board DNA is derived from current manufacturer design information and governed Quivrr classification.
Stock is not baked into this page. Choose a region to run a current Quivrr search.
How to choose a surfboard, understand volume and sizing, or ask Bodhi to explain trade-offs.
Quivrr Board Intelligence is generated from governed Board DNA, current board range information and manufacturer source information. Board information updated 2026-07-16. Confirm final specifications with the manufacturer or retailer.