---
title: "Paddle Board Fin — $13K/mo Amazon US Product Research (2026)"
canonical_url: "https://flapen.com/research/us/sports-outdoors/paddle-board-fin"
last_updated: "2026-08-12T11:21:02.247Z"
locale: en
meta:
description: "Amazon product research for paddle board fin: $13K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for paddle board fin: $13K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Paddle Board Fin — $13K/mo Amazon US Product Research (2026)"
---
# **Paddle Board Fin**
**Worth a look**
Shows demand growing +453.7% this quarter, but a concentrated shelf (top 5 take 74% of clicks) keeps it on the watch list.
Market size 32Growth 100Conversion 77Competition 22Returns 40Price range 47Avg price 70Brand share 30Review moat 80Quality gap 40
**Growth**
**Incredible****+453.7%**
90-day search growth — must beat 0% to launch
**Review moat**
**Great****406.79**
avg incumbent reviews — the moat a new listing must climb
**Conversion**
**Great****7.5%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Good****$14.35**
avg listing price — sweet spot $15–$100
**Price range**
**Okay****$9.32–$20.10**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Returns**
**Okay****3.8%**
return rate — above 5% kills the launch gate
**Market size**
**Okay****$151K**
$151K/yr · 140K searches
**Brand share**
**Okay****87%**
top-5 brand share — brands hold most of the demand
**Competition**
**Bad****74%**
top-5 click share — a locked-up shelf
**Signals**[** Trending**](https://flapen.com/research/niches?market=us&signal=trending "Search growth > 100% (90d)")
## **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 ~~](https://flapen.com/research/methodology)
## **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.
9K7KSpike '25Prime Day '25Spike '26Prime Day '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jun, Jul, Aug · busiest ÷ quietest = 22.9×
[**Open Trend **](https://flapen.com/research/us/sports-outdoors/paddle-board-fin/trend)
## **Top paddle board fin search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **paddle board fin**28K/yr+398.2%6.6% conv. - **paddle board fins replacement**22K/yr+473.1%7.2% conv. - **paddleboard fin**12K/yr+455.8%7.6% conv. - **paddle board fin replacement**10K/yr+489.7%3.9% conv. - **paddle board fins**11K/yr+359.9%4.6% conv. - **paddleboard fin replacement**9K/yr+572.3%8.1% conv. - **sup fin replacement**9K/yr+454.8%5.9% conv. - **paddle board replacement fin**7K/yr+620.6%5.3% conv. - **sup fin**8K/yr+333.0%4.6% conv. - **funwater paddle board fins replacement**4K/yr>1,000%4.0% conv. [**All search terms **](https://flapen.com/research/us/sports-outdoors/paddle-board-fin/search-terms)
## **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.
0%10%$15K20%$30K30%$45K40%$60K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 14 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**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**$12.18**4.6★372 rev](https://www.amazon.com/dp/B0C39R4DS5) [2**Abahub 9 SUP Fin No Tool Inflatable Paddle Board Replacement Fins Black**Abahub**$11.30**4.7★595 rev](https://www.amazon.com/dp/B0C4SZVD4J) [3**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**$19.56**4.4★502 rev](https://www.amazon.com/dp/B01100N0ZK) [4**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**$10.93**4.7★1,157 rev](https://www.amazon.com/dp/B08CMDY8NJ) [5**bohally Surf & SUP Single Fin Detachable Center Fin for Longboard Inflatable Stand up Paddle Board Replacement Quick Fin**bohally**$9.97**4.6★85 rev](https://www.amazon.com/dp/B0BVG2H1GJ)
**~~View all top sellers →~~**
### **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**$18.87**120 rev1y ago](https://www.amazon.com/dp/B0F5WF9N5Z) [**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**$14.01**47 rev1y ago](https://www.amazon.com/dp/B0F138XV8X) [**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**$9.48**362 rev1y ago](https://www.amazon.com/dp/B0DSK926CS) [**bohally Big SUP Single Fin and Small Side fin Detachable Fin for Longboard Inflatable Stand up Paddle Board Replacement Quick Fin.**bohally**$17.73**66 rev2y ago](https://www.amazon.com/dp/B0D97XNKJB) [**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**$16.97**24 rev2y ago](https://www.amazon.com/dp/B0D8HPTH8J)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**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**$18.87**4.3★**▲ 69%**](https://www.amazon.com/dp/B0F5WF9N5Z) [**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**$14.01**5.0★**▲ 30%**](https://www.amazon.com/dp/B0F138XV8X) [**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**$12.18**4.6★**▲ 19%**](https://www.amazon.com/dp/B0C39R4DS5) [**Paddle Board Fin - 9 Replacement for iSUP/Inflatable Paddle Boards Kayak Canoe Stand Up Plastic Fin**TYSR**$9.32**4.3★**▲ 16%**](https://www.amazon.com/dp/B09H7MBY4H) [**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**$10.93**4.7★**— 9%**](https://www.amazon.com/dp/B08CMDY8NJ)
**~~View all trending →~~**
## **What reviews say buyers love and hate about paddle board fin**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**62%
*“Fit well”*
**Quality-Overall**11%
*“Excellent quality”*
**Advertised Vs Actual Product**7%
*“Item as advertised”*
**Value For Money**5%
*“Definitely worth the price”*
**Ease Of Use**4%
*“easy to use”*
**Durability**4%
*“just as durable as my last fin”*
**Strength**3%
*“Good and sturdy”*
**Add-Ons/Attachments**2%
*“The fin is easy to attach and remove”*
**Functionality-Overall**1%
*“The overall functionality is great”*
**Thickness**1%
*“good fin”*
### **What buyers complain about **
**Size-Overall**60%
*“too small”*
**Ease Of Use**10%
*“It is very hard to put it in my paddle board”*
**Grip**8%
*“It slides underneath”*
**Durability**6%
*“Broke first time out”*
**Quality-Overall**4%
*“Complete junk compared to the one that came with my kayak”*
**Water Resistance**2%
*“water levels can get pretty low at times”*
### **Top return reasons **
**Size-Overall**83%
**Advertised Vs Actual Product**7%
**Value For Money**2%
**Mechanism Issues**1%
**Add-Ons/Attachments**1%
**Defective Material/Parts**1%
**Compatibility-Overall**1%
**Durability**1%
**Mounting**1%
**Functionality-Overall**1%
## **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.
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