Walked in to check out a middy or something inbetween and walked out with a rental Sweet Potato. Dave & staff were super helpful and got me out of there fast so I could hit the water ASAP. Easy to rent, easy to return and they even followed up after. Mahalo guys! Vic
FIREWIRE Sweet Potato 5-Fin (5'4) Helium Volcanic Futures
FIREWIRE Sweet Potato 5-Fin (5'4) Helium Volcanic Futures
SKU:148573
15% OFF ON SURF ACCESSORIES, CLOTHING, RASHGUARDS AND SELECT WETSUITS
Including fins, deckpads, leashes, board bags and more with any surfboard purchase. No discount code needed.
Specs
SIZE: 5'4 X 21 11/16 X 2 7/16 V34.6
FINS: FUTURES
MODEL: SWEET POTATO
CONSTRUCTION: HELIUM
Product Overview
The Sweet Potato is Dan Mann's ultra-fast, loose groveler ideal for small, gutless waves. The updated swallowtail increases maneuverability.
Key Features
- Full rails and wide outline for early planing
- Double barrel concave splits board when tilted
- New swallowtail allows tighter turns
- Futures 5 fin setup
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Volcanic construction is eco-friendly and lively
Benefits
- Full rails plane early, converting small waves to surfable
- Concaves add drive and loose feeling
- New swallowtail increases maneuverability
- 5 fins provide hold/speed without limiting turn radius
-
Volcanic build is durable, flexible and environmentally-friendly
Learn more about the Sweet Potato
Recommended Fin: https://www.hawaiiansouthshore.com/collections/futures-fins
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SWEET POTATO DESCRIPTION
WHAT IS SWEET POTATO SURFBOARD?
The Firewire Sweet Potato is Dan Mann's high-performance groveler — a wide, flat, volume-forward design built to turn the weakest surf into something genuinely fun. It's the board that made groveling a legitimate quiver slot for surfers of every level.
While Dan Mann has proven himself to be a master shaper of all types of surf craft, it was theSweet Potato that first made him a household name. A short, wide, volume-heavy groveler with straight rails and a deep double concave that effectively “splits” the board in half in order to allow it to turn and transition from rail to rail, the Sweet Potato was an instant hit with anyone who found themselves stuck surfing tiny longboard waves but not wanting to ride a longboard.
Now, Dan Mann has updated his popular Sweet Potato model with a new swallowtail and further refined his bottom contours to make the board even more responsive and user-friendly—without sacrificing any of the surfboard’s speed while paddling and flying down the line.
Features of Firewire Sweet Potato:
The Firewire Sweet Potato surfboard is designed with several key features that make it a popular choice among surfers. These features include:
- Full rails and wide outline for early planing: The Sweet Potato's full rails and wide outline allow it to plane early, converting small waves to surfable. This makes it an ideal board for small, gutless waves.
- Double barrel concave splits board when tilted: The board's double barrel concave splits the board when tilted, adding drive and a loose feeling. This allows surfers to generate speed and maneuverability in small waves.
- New swallowtail allows tighter turns: The Sweet Potato's new swallowtail design increases maneuverability, allowing surfers to make tighter turns and ride the board more aggressively.
- 5 fin setup: The board's five-fin setup provides hold and speed without limiting turn radius. This allows surfers to customize their fin setup to suit their individual preferences and wave conditions.
WHO
The Sweet Potato was built for surfers who want to surf more often, not just better.
- The shortboarder who finds themselves sitting out too many small, weak days on boards that need real power to perform
- The intermediate surfer who wants to catch more waves without committing to a longboard
- The experienced surfer who wants a dedicated bad-day weapon — something that generates its own energy when the ocean isn't helping
- The surfer returning after time off who needs something forgiving on the paddle but still feels like a real surfboard underfoot
- The performance surfer adding a specialty groveler to round out a full quiver
This is the board you keep in the car because you know it will always find a ride.
WHEN
The Sweet Potato was designed for the days most shortboards get left on the rack. Its extremely flat rocker and wide outline let it lock into weak, crumbling waves early — the kind of surf that stalls out narrower, higher-volume boards. It performs best in waist-to-head-high conditions with soft or mushy energy, and it really excels when the surf is knee-to-waist-high and everyone else is debating whether it's worth paddling out. The deep double barrel concave generates drive from almost nothing, making it an essential board for inconsistent lineups where you need a board that will work with whatever the ocean gives.
WHAT
The Sweet Potato's outline is unmistakable — one of the widest, flattest plans in shortboard history. Dan Mann kept the entry and exit rocker extremely low, which is what gives the board its ability to plane early and carry speed across flat sections.
The trademark deep double barrel concave runs through the bottom and effectively splits the board in half when it tilts onto rail, isolating the fins and rocker on one side at a time. The result is a board that surfs significantly narrower than it looks, pivots quickly, and generates drive without needing steep or powerful waves. The current model adds a refined swallowtail that increases pocket maneuverability without giving up the projection and flat-wave speed the Sweet Potato is known for.
In Helium construction, the Sweet Potato is lively and responsive underfoot. The stringerless EPS core is light and quick to accelerate, while the Paulownia and Balsa wood parabolic rails flex through turns and return energy on the exit. The proprietary deck skin resists compression and keeps the board feeling responsive across a long lifespan. It's a noticeably active board — one that rewards pumping and rail surfing rather than passive, wait-and-see surfing.
DIMENSIONS

CONSTRUCTION OPTIONS
Helium: Firewire's lightest EPS core construction. Stringerless 1.0 lb EPS foam with flex controlled at the rails by Paulownia and Balsa wood, topped with a proprietary aerospace composite deck skin that resists compression and rebounds to its original shape.
FIN CONFIGURATIONS
5-Fin. Rides as thruster or quad. Fins not included.
SWEET POTATO TALK STORY WITH DAN MANN
SWEET POTATO CUSTOMER UNEDITED REVIEWS
👀 to your 👉 for more reviews
SHIPPING INFORMATION
Surfboard Shipping
We can only ship boards purchased from the shop at this time due to Cargo policy.
Due to handling requirements, surfboards are shipped with specific protocols and fees.
a. Oahu Store Pickup
HAWAII SURFBOARD SHIPPING RATES
NEIGHBOR ISLANDS:

➤ Alaska Air Cargo
(All Size Boards) - ETA Usually in two days (Boards can be picked up from the Alaska Air Cargo Airport from 7AM in the morning, a day after the board has been sent out.)
Please ensure we have your correct email address on file. Alaska Air Cargo sends pickup notifications exclusively via email; they do not provide phone alerts
NOTE ON STORAGE CHARGES
- Stations in the states of Alaska and Hawai'i, operated by Alaska and Hawaiian Air Cargo: Storage fees will be assessed after five days, excluding weekends and holidays. Minimum charge: $40 per day
- Stations outside of Alaska and Hawai'i, operated by Alaska and Hawaiian Air Cargo: Storage fees will be assessed after 72 hours, excluding weekends and holidays. Minimum charge: $40 per day
JAPAN SURFBOARDS SHIPPING
➤ Door to Door

CONTINENTAL USA: SURFBOARD SHIPPING
FedEx Door-to-Door Shipping 🚚
- Boards up to 6'0": $75 flat rate to any Continental US address
- Boards 6'1" to 8'0": Contact us for door-to-door quote
- Delivery: 3-5 business days
Air Cargo Shipping (For boards over 8'0") ✈️
2-day delivery to major airports
Important:
- Airport pickup required within 48 hours
- Must show government ID for pickup
- Let us know your travel dates - we'll time the delivery
- Storage fees apply after 48 hours
West Coast Cities (2-day delivery)
Los Angeles (LAX)
- Shortboard: $110
- Mid-Length: $110
- Longboard: $125
San Diego (SAN)
- Shortboard: $110
- Mid-Length: $110
- Longboard: $125
San Francisco (SFO)
- Shortboard: $110
- Mid-Length: $110
- Longboard: $125
Las Vegas (LAS)
- Shortboard: $110
- Mid-Length: $110
- Longboard: $125
Portland (PDX)
- Shortboard: $155
- Mid-Length: $205
- Longboard: $215
Seattle (SEA)
- Shortboard: $110
- Mid-Length: $110
- Longboard: $125
Salt Lake City (SLC)
- Shortboard: $155
- Mid-Length: $205
- Longboard: $215
Central & Mountain Cities (2-day delivery)
Denver (DEN)
- Shortboard: $165
- Mid-Length: $225
- Longboard: $245
Chicago (ORD)
- Shortboard: $165
- Mid-Length: $225
- Longboard: $245
Minneapolis (MSP)
- Shortboard: $165
- Mid-Length: $225
- Longboard: $245
St. Louis (STL)
- Shortboard: $165
- Mid-Length: $225
- Longboard: $245
Detroit (DTW)
- Shortboard: $165
- Mid-Length: $225
- Longboard: $245
Houston (IAH)
- Shortboard: $165
- Mid-Length: $225
- Longboard: $245
East Coast Cities (2-day delivery)
New York (JFK)
- Shortboard: $110
- Mid-Length: $110
- Longboard: $125
Boston (BOS)
- Shortboard: $110
- Mid-Length: $110
- Longboard: $125
Philadelphia (PHL)
- Shortboard: $165
- Mid-Length: $225
- Longboard: $255
Washington DC (DCA)
- Shortboard: $170
- Mid-Length: $220
- Longboard: $250
Baltimore (BWI)
- Shortboard: $170
- Mid-Length: $220
- Longboard: $250
Atlanta (ATL)
- Shortboard: $170
- Mid-Length: $220
- Longboard: $250
Miami (MIA)
- Shortboard: $170
- Mid-Length: $220
- Longboard: $250
Orlando (MCO)
- Shortboard: $170
- Mid-Length: $220
- Longboard: $250
Tampa (TPA)
- Shortboard: $170
- Mid-Length: $220
- Longboard: $250
South Carolina (CHS) Connecting Flight via SEA
- Shortboard: $225
- Mid-Length: $250
- Longboard: $325
SWEET POTATO FAQS
What is the Firewire Sweet Potato surfboard designed for?
The Firewire Sweet Potato is designed for small, flat waves, providing stability and ease of paddling due to its wide outline and high volume
What are the key features of the Sweet Potato?
Key features include a wide outline, full rails, double barrel concave, swallowtail, and a five-fin setup. It also features eco-friendly Volcanic construction or Helium technology for lightweight durability
How does the Sweet Potato perform in different wave conditions?
It excels in weak to average waves (1-4 feet) but may struggle in punchy or steep waves. It's versatile enough to be used from knee-high to head-high waves
What are the benefits of riding the Sweet Potato?
Benefits include:
- Fun and Unique Surfing Experience: Provides a fun and unique way to surf small waves.
- Early Planing: Allows surfers to catch waves early due to its wide outline and full rails.
- Increased Maneuverability: The swallowtail design enables tighter turns and more aggressive surfing.
How does the Sweet Potato compare to other grovelers?
The Sweet Potato is known for its unique combination of early planing, maneuverability, and eco-friendly construction options
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Customer Reviews
Overall rating: 5.0 / 5 from 9 reviews.
I currently ride the Sweet Potato 5'8" in Helium technology. It’s super explosive and perfect for small days—it’s springy and pivots in the pocket really well. However, the Helium can feel a little 'squiggly' or shaky when the surf gets a bit better. I’m upgrading to the 5'10" in Volcanic technology for more stability and paddle power as I get older. The Volcanic feels a bit heavier, which I expect will hold up better during decent swells. I usually ride this board in anything from waist to head-high waves at Ala Moana and Kewalos. I prefer a thruster setup because it gives me that pivot in the pocket
Butch 5/5 Verified
I’m 6'0" and 185 lbs, and I recently rented the 6'0" Firewire Sweet Potato with 49 liters of volume. I surfed it at Canoes and Ala Moana Bowls, and it is an absolute wave-catching machine—you can catch waves that longboarders aren't even paddling for. I used the Machado Twin Plus One fin setup, which provided plenty of speed and drive while still allowing for great pivot and turns. Even with the high volume, the flotation was perfect and the board was very maneuverable. It was awesome.
Patrick 5/5 Verified
I usually ride 8' longboards, so I was a bit hesitant to downsize, but the 6'0" Sweet Potato turned out to be a great recommendation from the team. I'm about 5'3.5" and 120 lbs, and the board had more than enough volume for me—it paddled easily and caught more waves than I expected. I rode it with a twin plus trailer fin setup and surfed at Kwalls, Diamond Head, and Tong over two days. Conditions were clean, and the board felt super stable and fun. It even had enough float for a quick rescue when someone lost their leash—definitely solid volume! If you're coming from a longboard background like me, this is a great transitional board. Easy to paddle, easy to surf, and a lot of fun.
Joyce 5/5 Verified
I recently purchased the 5'6 Sweet Potato model and have been blown away by its performance. I typically ride boards in the 30-31 liter range but went up to the 37 liter Sweet Potato for some more float in our weak, gutless summer waves. However, this thing absolutely rips!
Scott 5/5 Verified
My name is Derrin from Hawaii. Got a 6'4 sweet potato My height is 5'8 and weight is maybe 200. The 6'4 is good because now I've also bought a 6'1 Seaside from the guys but then I got to stay in the pocket for that but a 6'4 sweet potato now I can sit outside with the long boards and catch those waves too so now it's more fun because I get more waves even the plain Feel. I get two different setups that I bought from you guys I bought the quad and then I bought also the the twin plus one. I got them set up as a twin plus one and I try to do two different test but so far I kind of like the twin plus one cuz it's like more like the thing don't slide out too
Derrin 5/5 Verified
First thought that came to mind, when I first tested the board " Surfing is going to be so much more fun!". As 6'4" guy, it fits perfectly. Handles great, very stable, and turns on a dime. Anyone looking for the next step up I highly recommend! From the design to the exterior color scheme, has people taking a second look. Also want to give a huge shout to the employees of South Shore for helping me choose it and set it up for me. Justin D.
Justin D. 5/5
This is the 2nd SP I've bought from HSS. Love it Ron P.
Ron P. 5/5
This is the sweet potato I hated it black cleaned, it up with acetone painted it green first and then put dish soap on it and then put the black over it and washed it off. I think it's sick, I am five six and 145. Super fun. I did ride it in quads like this better the twin plus one it's very playful. Right on so fun probably brought it out like shoulder High
Pat 5/5 Verified









