---
title: "Black Silicone — $266K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/automotive/black-silicone"
last_updated: "2026-08-09T20:40:23.992Z"
locale: en
meta:
description: "Niche score 48/100 · $266K/yr market · 162K searches/yr · $10.51 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 48/100 · $266K/yr market · 162K searches/yr · $10.51 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Black Silicone — $266K/yr Amazon US Niche (2026) - Flapen"
---
# **black silicone**
**Skip it**
A concentrated shelf (top 5 take 76% of clicks) — this niche doesn't clear our bar today.
Market size 49Growth 45Conversion 97Competition 20Returns 96Price range 49Avg price 38Brand share 26Review moat 28Quality gap 38
**Conversion**
**Incredible****15.6%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Incredible****0.8%**
return rate — above 5% kills the launch gate
**Market size**
**Okay****$266K**
$266K/yr · 162K searches
**Price range**
**Okay****$4.92–$24.50**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Growth**
**Okay****+16.0%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Okay****$10.51**
avg listing price — sweet spot $15–$100
**Review moat**
**Okay****3,659.46**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Okay****90%**
top-5 brand share — brands hold most of the demand
**Competition**
**Bad****76%**
top-5 click share — a locked-up shelf
According to Flapen's Amazon United States niche tracking, black silicone is a $266K/yr Amazon United States market (162K searches/yr). The top 5 brands hold 90% of demand. Demand peaks in Jun. Verdict: Skip it — 48/100.
Data updated Jul 8, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **black silicone market data**
- **Units sold / yr**
- **25K–30K**
- avg 2,000–2,500/product
- **Revenue / yr**
- **$263K–$315K**
- units × avg price
- **Conversion rate**
- **15.6%**
- **Avg BSR**
- **#300**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **69%**
- **Out of stock**
- **7.7%**
- **Avg brand age**
- **62 months**
- **Avg seller age**
- **160 days**
## **Competition & brand share**
The top 5 products capture 76% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**9 **—flat
**Sellers**
**111**
**Top-5 brand share**
**90%**
Top 20: 100%
**Top-5 click share**
**76%**
Top 20: 100%
**Open market**
**8%**
- Permatex42% - DAP21% - J-B Weld13% - ADVANCEDSIL9% - PAULINN6% - WELLUCK3% - Open — no brand owns it (3 brands, 8%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +16.0% search growth over the last 90 days.
5K3KSpike '24Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jun · busiest ÷ quietest = 1.8×
[**Open Trend **](https://flapen.com/research/us/automotive/black-silicone/trend)
## **Top black silicone search terms**
- **black silicone sealant**75K/yr+23.5%13.7% conv. - **black silicone**56K/yr+9.9%11.3% conv. - **black sealant**6K/yr+42.6%9.9% conv. - **black adhesive sealant**5K/yr+4.0%14.1% conv. - **black sealant waterproof**5K/yr-2.2%11.3% conv. - **black silicone sealant waterproof**4K/yr+6.1%9.2% conv. - **silicone black**5K/yr-13.0%10.2% conv. - **black silicone adhesive**3K/yr+26.2%10.9% conv. - **black silicon**3K/yr-7.6%15.7% conv. [**All search terms **](https://flapen.com/research/us/automotive/black-silicone/search-terms)
## **Top black silicone products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%10%$27K20%$53K30%$80K40%$106K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 13 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Permatex 81158 Black Silicone Adhesive Sealant 3 oz. Tube Pack of 1**Permatex**$5.79**4.6★11,710 rev](https://www.amazon.com/dp/B000AL6WLA) [2**J-B Weld 31319 Black RTV Silicone Sealant and Adhesive - 3 oz.**J-B Weld**$6.24**4.5★7,023 rev](https://www.amazon.com/dp/B00ID8F8E4) [3**DAP 100% Silicone Rubber Window Door and Siding Sealant Black 9.8 Oz (7079808642)**DAP**$11.38**4.5★324 rev](https://www.amazon.com/dp/B07G9HQG5P) [4**Black Silicone Sealant & Caulk Tube with Finishing Tool Weatherproof Flexible Strong Adhesion for Bathroom Roof Window and Automotive Sealing**ADVANCEDSIL**$9.41**4.3★678 rev](https://www.amazon.com/dp/B0FP4SV74B) [5**DAP 7079818280 DYNAFLEX 230 Black Raw Building Material 10.1 oz**DAP**$7.02**4.6★891 rev](https://www.amazon.com/dp/B000BQWXEO)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**PRAZISCHUTZ RTV Silicone Sealant - 100% Silicone Waterproof Strong Adhesion Flexible & Durable Heat & Cold Resistant Ideal for Car Kitchen Bathroom Window & Door Sealing(Black 150g)**PRAZISCHUTZ**$13.98**14 rev5mo ago](https://www.amazon.com/dp/B0GKFJ2S1P) [**Black Silicone Sealant & Caulk Tube with Finishing Tool Weatherproof Flexible Strong Adhesion for Bathroom Roof Window and Automotive Sealing**ADVANCEDSIL**$9.41**678 rev10mo ago](https://www.amazon.com/dp/B0FP4SV74B) [**WELLUCK Black Silicone Caulk 100% Waterproof Silicone Sealant Adhesive Caulking for RV Kitchen Bathroom Window Door Glass Auto Leak Sealing 10.2FL.OZ/300ML1 Pack**WELLUCK**$10.88**834 rev2y ago](https://www.amazon.com/dp/B0D6XYXN1P) [**PAULINN Silicone Sealant Black 100% Silicone Caulk Waterproof for RV Kitchen Bath General Use Window Door Glass Marine 10.2 Oz 4 Packs**PAULINN**$24.50**914 rev2y ago](https://www.amazon.com/dp/B0D4M4VYX2) [**PAULINN Silicone Sealant Black 100% Silicone Caulk Waterproof for RV Kitchen Bath General Use Window Door Glass Marine 10.2 Oz 1 Pack**PAULINN**$11.94**914 rev2y ago](https://www.amazon.com/dp/B0D4M3SQWS)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**DAP Dynaflex Ultra Advanced Exterior Sealant Black 10.1 Oz (7079818220)**DAP**$8.68**4.7★**▲ 219%**](https://www.amazon.com/dp/B08JD2X9T9) [**PRAZISCHUTZ RTV Silicone Sealant - 100% Silicone Waterproof Strong Adhesion Flexible & Durable Heat & Cold Resistant Ideal for Car Kitchen Bathroom Window & Door Sealing(Black 150g)**PRAZISCHUTZ**$13.98**4.8★**▲ 206%**](https://www.amazon.com/dp/B0GKFJ2S1P) [**J-B Weld 31319 Black RTV Silicone Sealant and Adhesive - 3 oz.**J-B Weld**$6.24**4.5★**▲ 25%**](https://www.amazon.com/dp/B00ID8F8E4) [**PAULINN Silicone Sealant Black 100% Silicone Caulk Waterproof for RV Kitchen Bath General Use Window Door Glass Marine 10.2 Oz 4 Packs**PAULINN**$24.50**4.4★**▲ 15%**](https://www.amazon.com/dp/B0D4M4VYX2) [**Permatex 82180 Ultra Black Maximum Oil Resistance RTV Silicone Gasket Maker Sensor Safe and Non-Corrosive for High Flex and Oil Resistant Applications 3 oz**Permatex**$7.18**4.7★**— 9%**](https://www.amazon.com/dp/B0002UEN1U)
**~~View all trending →~~**
## **What buyers say about black silicone**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**19%
*“the quality was consistent and excellent”*
**Value For Money**12%
*“Great value”*
**Advertised Vs Actual Product**10%
*“Exactly as described”*
**Efficiency**9%
*“Does the job”*
**Adhesion/Stickiness**8%
*“strong adhesion”*
**Ease Of Use**6%
*“Easy to use”*
**Material Quality**4%
*“Excellent choice for epoxy resin projects”*
**Leak-Proof**3%
*“So far so good...no leak”*
**Durability**3%
*“Very durable”*
**Ease Of Cleaning**3%
*“Cleans up pretty easy too for any mess you make”*
### **What buyers complain about **
**Ease Of Use**14%
*“was difficult to work with”*
**Ease Of Cleaning**11%
*“messy”*
**Quality-Overall**10%
*“Poor quality product”*
**Adhesion/Stickiness**7%
*“GREAT ADHESIVE, BAD CONTAINER”*
**Leak-Proof**6%
*“Tube leaks from bottom”*
**Hard Feel**4%
*“hard like a rock”*
**Color**3%
*“Don't choose the black color it doesn't look as good as your imagination ses it does”*
**Durability**3%
*“the end blew out”*
**Thickness**3%
*“Prazischutz Black Silicone Caulk goes on thick, sticks hard, and refuses to let go”*
**Value For Money**3%
*“Bottom line not worth the price”*
### **Top return reasons **
**Color**14%
**Compatibility-Overall**13%
**Advertised Vs Actual Product**10%
**Value For Money**9%
**Adhesion/Stickiness**8%
**Functionality-Overall**7%
**Size-Overall**7%
**Leak-Proof**7%
**Defective Material/Parts**4%
**Material Quality**2%
## **Common questions**
- **Is black silicone profitable to sell on Amazon United States?**
- The niche generates $266K/yr across 13 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is +16.0%. Flapen's verdict: Skip it (48/100).
- **How competitive is the black silicone niche?**
- 9 brands and 111 sellers compete. The top 5 products take 76% of clicks and top 5 brands hold 90% of demand.
- **What do buyers complain about in black silicone?**
- Top complaints mined from reviews: Ease Of Use, Ease Of Cleaning, Quality-Overall. The return rate is 0.8%.
- **When does demand for black silicone peak?**
- Demand peaks in Jun; the busiest month runs 1.8× the quietest.
- **What does it cost to enter the black silicone niche?**
- Listings span $4.92–$24.50; the average listing price is $10.51 (sweet spot $15–$100). The average incumbent carries 3,659 reviews — the moat a new listing must climb.
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