Paddle Board Fin
Worth a lookShows demand growing +453.7% this quarter, but a concentrated shelf (top 5 take 74% of clicks) keeps it on the watch list.
Growth
Incredible+453.7%90-day search growth — must beat 0% to launch
Review moat
Great406.79avg incumbent reviews — the moat a new listing must climb
Conversion
Great7.5%search→purchase rate — share of searches ending in a sale
Avg price
Good$14.35avg listing price — sweet spot $15–$100
Price range
Okay$9.32–$20.10cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Returns
Okay3.8%return rate — above 5% kills the launch gate
Market size
Okay$151K$151K/yr · 140K searches
Brand share
Okay87%top-5 brand share — brands hold most of the demand
Competition
Bad74%top-5 click share — a locked-up shelf
Is paddle board fin profitable on Amazon?
According to Flapen's Amazon United States niche tracking, paddle board fin is a $151K/yr Amazon United States market (140K searches/yr). The top 5 brands hold 87% of demand. Demand peaks in Jun–Jul–Aug. Verdict: Worth a look — 52/100.
Data updated Jul 26, 2026 · scored weekly · How we score niches
paddle board fin market size & sales
Units sold, revenue, conversion and listing quality across the tracked shelf.- Units sold / yr
- 10K–13K
- avg 500–750/product
- Revenue / yr
- $144K–$179K
- units × avg price
- Conversion rate
- 7.5%
- Avg BSR
- #19
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 93%
- Out of stock
- 0.0%
- Avg brand age
- 55 months
- Avg seller age
- 190 days
Competition: brands, sellers & click share
The top 5 products capture 74% of clicks — a locked-up shelf that new listings rarely crack.Brands
9 falling
Sellers
13
Top-5 brand share
87%
Top 20: 100%
Top-5 click share
74%
Top 20: 100%
Open market
9%
- Anfyko34%
- Abahub21%
- bohally13%
- Retrospec10%
- AQUAMAR9%
- LEDONNE4%
- Open — no brand owns it (3 brands, 9%)
paddle board fin demand & seasonality
Weekly Amazon search volume, last 104 weeks — +453.7% search growth over the last 90 days.Peak months: Jun, Jul, Aug · busiest ÷ quietest = 22.9×
Top paddle board fin search terms shoppers use
The exact queries shoppers type, with yearly volume, growth and conversion.- paddle board fin28K/yr
- paddle board fins replacement22K/yr
- paddleboard fin12K/yr
- paddle board fin replacement10K/yr
- paddle board fins11K/yr
- paddleboard fin replacement9K/yr
- sup fin replacement9K/yr
- paddle board replacement fin7K/yr
- sup fin8K/yr
- funwater paddle board fins replacement4K/yr
Top paddle board fin products & what they sell for
Every tracked product — its share of the shelf, its review moat, and what it sells for.Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 14 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Anfyko 9 Paddle Board Fin Repalcement Nylon Fiberglass Reinforced No-Tool Installation Single Center Fin for Most Inflatable SUPs Surfboard Stand-up Paddleboard Longboard - (1PCS)
Anfyko$12.184.6★372 rev
Abahub 9 SUP Fin No Tool Inflatable Paddle Board Replacement Fins Black
Abahub$11.304.7★595 rev
Retrospec Replacement Fins for Inflatable Paddle Board - Essential SUP Accessories Set of 3 - Removable Black Fins for Precise Steering in All Waters - Compatible with Retrospec Weekender & June iSUPs
Retrospec$19.564.4★502 rev
9 Sup Fin Replacement - Stand Up Paddleboard Fin Replacement Quick Release Longboard Center Inflatable Paddle Board Fin No-Tool Installation Improves Stability - Ideal for Beginners and Pros
AQUAMAR$10.934.7★1,157 rev
bohally Surf & SUP Single Fin Detachable Center Fin for Longboard Inflatable Stand up Paddle Board Replacement Quick Fin
bohally$9.974.6★85 rev
Newest
by launch date
Anfyko Paddle Board Fins Replacement Set of 3 (1P 9 & 2P 5) Side Fins Fit 0.9inch (23mm) Opening Base Nylon Fiberglass Reinforced Paddleboard Fin for Most ISUP Inflatable Paddleboard
Anfyko$18.87120 rev
Anfyko 10 Paddle Board Fin with Screw - Free No Tool SUP Fin Surf Fin - Reinforced Nylon & Fiberglass Center Fin with Classic Curved Design for Longboard Surfboard Paddleboard
Anfyko$14.0147 rev
LEDONNE Fin 9 SUP Center Fins 2 Pcs (USD 4.99/1 Pcs) with 1 Extra Pin No-Tool Installation with 1 Retainer- Ensures The Fin Base Remains Intact-9 Fin for Paddle Board Fin Black
LEDONNE$9.48362 rev
bohally Big SUP Single Fin and Small Side fin Detachable Fin for Longboard Inflatable Stand up Paddle Board Replacement Quick Fin.
bohally$17.7366 rev
Set of 3 Paddleboard Fins (Fits Slide-in Base ONLY - NOT for Flip-Lock or US Box) 9 Center & 4.5 Side Fins Universal Replacement for Inflatable SUP Surfboards
Generic$16.9724 rev
Trending
90-day click momentumAnfyko Paddle Board Fins Replacement Set of 3 (1P 9 & 2P 5) Side Fins Fit 0.9inch (23mm) Opening Base Nylon Fiberglass Reinforced Paddleboard Fin for Most ISUP Inflatable Paddleboard
Anfyko$18.874.3★
Anfyko 10 Paddle Board Fin with Screw - Free No Tool SUP Fin Surf Fin - Reinforced Nylon & Fiberglass Center Fin with Classic Curved Design for Longboard Surfboard Paddleboard
Anfyko$14.015.0★
Anfyko 9 Paddle Board Fin Repalcement Nylon Fiberglass Reinforced No-Tool Installation Single Center Fin for Most Inflatable SUPs Surfboard Stand-up Paddleboard Longboard - (1PCS)
Anfyko$12.184.6★
Paddle Board Fin - 9 Replacement for iSUP/Inflatable Paddle Boards Kayak Canoe Stand Up Plastic Fin
TYSR$9.324.3★
9 Sup Fin Replacement - Stand Up Paddleboard Fin Replacement Quick Release Longboard Center Inflatable Paddle Board Fin No-Tool Installation Improves Stability - Ideal for Beginners and Pros
AQUAMAR$10.934.7★
What reviews say buyers love and hate about paddle board fin
What buyers praise and complain about, mined from review topics.What buyers love
“Fit well”
“Excellent quality”
“Item as advertised”
“Definitely worth the price”
“easy to use”
“just as durable as my last fin”
“Good and sturdy”
“The fin is easy to attach and remove”
“The overall functionality is great”
“good fin”
What buyers complain about
“too small”
“It is very hard to put it in my paddle board”
“It slides underneath”
“Broke first time out”
“Complete junk compared to the one that came with my kayak”
“water levels can get pretty low at times”
Top return reasons
Common paddle board fin questions
- Is paddle board fin profitable to sell on Amazon United States?
- The niche generates $151K/yr across 14 tracked products. 90-day search growth is +453.7%. Flapen's verdict: Worth a look (52/100).
- How competitive is the paddle board fin niche?
- 9 brands and 13 sellers compete. The top 5 products take 74% of clicks and top 5 brands hold 87% of demand.
- What do buyers complain about in paddle board fin?
- Top complaints mined from reviews: Size-Overall, Ease Of Use, Grip. The return rate is 3.8%.
- When does demand for paddle board fin peak?
- Demand peaks in Jun–Jul–Aug; the busiest month runs 22.9× the quietest.
- What does it cost to enter the paddle board fin niche?
- Listings span $9.32–$20.10; the average listing price is $14.35 (sweet spot $15–$100). The average incumbent carries 407 reviews — the moat a new listing must climb.