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47

flex tape black

Skip it

Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.

Market size 17Growth 54Conversion 92Competition 9Returns 95Price range 75Avg price 77Brand share 0Review moat 23Quality gap 80

Returns

Incredible1.0%

return rate — above 5% kills the launch gate

Conversion

Great11.3%

search→purchase rate — share of searches ending in a sale

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Avg price

Great$15.78

avg listing price — sweet spot $15–$100

Price range

Great$3.31–$50.33

cheapest to priciest tracked listing — scored on the share inside $15–$100

Growth

Good+26.4%

90-day search growth — must beat 0% to launch

Review moat

Bad8,450.33

avg incumbent reviews — the moat a new listing must climb

Market size

Bad$66K

$66K/yr · 37K searches

Competition

Bad89%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, flex tape black is a $66K/yr Amazon United States market (37K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Feb–May–Jun. Verdict: Skip it — 47/100.

Data updated Jul 28, 2026 · scored weekly · How we score niches

flex tape black market data

Units sold / yr
4K–5K
avg 250–500/product
Revenue / yr
$63K–$79K
units × avg price
Conversion rate
11.3%
Avg BSR
#88
Page quality
0%
Prime
100%
Sponsored
67%
Out of stock
0.0%
Avg brand age
47 months
Avg seller age
160 days

Competition & brand share

The top 5 products capture 89% of clicks — a locked-up shelf that new listings rarely crack.

Brands

5 falling

Sellers

109

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

89%

Top 20: 100%

Open market

0%

  • Flex Tape50%
  • Slime27%
  • GORILLA16%
  • Flex Seal4%
  • T-REX3%

Demand & seasonality

Weekly Amazon search volume, last 102 weeks — +26.4% search growth over the last 90 days.
2K2KSpike '24Spike '25Spike '26DecMarJunAugNovMarMay

Peak months: Feb, May, Jun · busiest ÷ quietest = 2.6×

Open Trend

Top flex tape black search terms

  • rubber patch10K/yr
  • flex tape black9K/yr
  • flex seal tape black6K/yr
  • rubber patches5K/yr
  • black flex seal tape4K/yr
  • black flex tape3K/yr
All search terms

Top flex tape black 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%$7K20%$13K30%$20K40%$26K1001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 9 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share
1
Flex Tape Original Thick Flexible Rubberized Waterproof Tape - Seal and Patch Leaks Works Underwater Indoor Outdoor - Home RV Roof Plumbing and Pool Repairs Black 4 in x 5 ft Pack of 1

Flex Tape Original Thick Flexible Rubberized Waterproof Tape - Seal and Patch Leaks Works Underwater Indoor Outdoor - Home RV Roof Plumbing and Pool Repairs Black 4 in x 5 ft Pack of 1

Flex Tape$14.434.0★8,501 rev

2
Slime 20272 Bike Skabs Pre-Glued Patch Kit for Bike Tube Puncture Repair Peel and Stick Contains 6 Patches and a Metal scuffer

Slime 20272 Bike Skabs Pre-Glued Patch Kit for Bike Tube Puncture Repair Peel and Stick Contains 6 Patches and a Metal scuffer

Slime$4.114.0★4,445 rev

3
Gorilla Waterproof Patch & Seal Tape Black Tape 4 x 10 (Pack of 1) - Permanent Weather Resistant Seal for Leaks and Repairs

Gorilla Waterproof Patch & Seal Tape Black Tape 4 x 10 (Pack of 1) - Permanent Weather Resistant Seal for Leaks and Repairs

GORILLA$12.824.3★29,793 rev

4
Flex Tape Mini Black Original Thick Flexible Rubberized Waterproof Tape - Seal and Patch Leaks Works Underwater Indoor Outdoor Projects - Home RV Roof Plumbing and Pool Repairs

Flex Tape Mini Black Original Thick Flexible Rubberized Waterproof Tape - Seal and Patch Leaks Works Underwater Indoor Outdoor Projects - Home RV Roof Plumbing and Pool Repairs

Flex Tape$8.304.2★605 rev

5
Flex Duct Tape Super Wide 4.6 Inches x 20 Feet Black Heavy Duty Strong Multi-Surface Water Weather and UV Resistant Tearable Perfect for Boxes No Residue

Flex Duct Tape Super Wide 4.6 Inches x 20 Feet Black Heavy Duty Strong Multi-Surface Water Weather and UV Resistant Tearable Perfect for Boxes No Residue

Flex Seal$10.704.3★704 rev

Newest

by launch date
T-REX Flexible Waterproof Tape - Heavy Duty Adhesive Waterproofing Tape for Pool Repair Leaks Roof Patches - Extreme Weather & UV Resistance - Black 1.88 x 30 ft. (Pack of 1)

T-REX Flexible Waterproof Tape - Heavy Duty Adhesive Waterproofing Tape for Pool Repair Leaks Roof Patches - Extreme Weather & UV Resistance - Black 1.88 x 30 ft. (Pack of 1)

T-REX$9.512,244 rev

1y ago
Flex Duct Tape Super Wide 4.6 Inches x 20 Feet Black Heavy Duty Strong Multi-Surface Water Weather and UV Resistant Tearable Perfect for Boxes No Residue

Flex Duct Tape Super Wide 4.6 Inches x 20 Feet Black Heavy Duty Strong Multi-Surface Water Weather and UV Resistant Tearable Perfect for Boxes No Residue

Flex Seal$10.70704 rev

2y ago
Flex Tape MAX Original Thick Flexible Rubberized Waterproof Tape - Seal and Patch Leaks Works Underwater Indoor Outdoor - Home RV Roof and Pool Repairs Black 4 in x 25 ft Pack of 1

Flex Tape MAX Original Thick Flexible Rubberized Waterproof Tape - Seal and Patch Leaks Works Underwater Indoor Outdoor - Home RV Roof and Pool Repairs Black 4 in x 25 ft Pack of 1

Flex Tape$50.33241 rev

5y ago
Flex Tape Mini Black Original Thick Flexible Rubberized Waterproof Tape - Seal and Patch Leaks Works Underwater Indoor Outdoor Projects - Home RV Roof Plumbing and Pool Repairs

Flex Tape Mini Black Original Thick Flexible Rubberized Waterproof Tape - Seal and Patch Leaks Works Underwater Indoor Outdoor Projects - Home RV Roof Plumbing and Pool Repairs

Flex Tape$8.30605 rev

7y ago
Gorilla Waterproof Patch & Seal Tape Black Tape 4 x 10 (Pack of 1) - Permanent Weather Resistant Seal for Leaks and Repairs

Gorilla Waterproof Patch & Seal Tape Black Tape 4 x 10 (Pack of 1) - Permanent Weather Resistant Seal for Leaks and Repairs

GORILLA$12.8229,793 rev

7y ago

Trending

90-day click momentum
Slime 20272 Bike Skabs Pre-Glued Patch Kit for Bike Tube Puncture Repair Peel and Stick Contains 6 Patches and a Metal scuffer

Slime 20272 Bike Skabs Pre-Glued Patch Kit for Bike Tube Puncture Repair Peel and Stick Contains 6 Patches and a Metal scuffer

Slime$4.114.0★

▲ 75%
Slime 1022-A Tube Rubber Patch Kit for Bikes and Other Inflatables Contains 5 Patches Scuffer and Glue

Slime 1022-A Tube Rubber Patch Kit for Bikes and Other Inflatables Contains 5 Patches Scuffer and Glue

Slime$3.314.4★

▲ 33%
Flex Tape Original Thick Flexible Rubberized Waterproof Tape - Seal and Patch Leaks Works Underwater Indoor Outdoor - Home RV Roof Plumbing and Pool Repairs Black 4 in x 5 ft Pack of 2

Flex Tape Original Thick Flexible Rubberized Waterproof Tape - Seal and Patch Leaks Works Underwater Indoor Outdoor - Home RV Roof Plumbing and Pool Repairs Black 4 in x 5 ft Pack of 2

Flex Tape$28.484.1★

— 2%
Flex Duct Tape Super Wide 4.6 Inches x 20 Feet Black Heavy Duty Strong Multi-Surface Water Weather and UV Resistant Tearable Perfect for Boxes No Residue

Flex Duct Tape Super Wide 4.6 Inches x 20 Feet Black Heavy Duty Strong Multi-Surface Water Weather and UV Resistant Tearable Perfect for Boxes No Residue

Flex Seal$10.704.3★

— 1%
Gorilla Waterproof Patch & Seal Tape Black Tape 4 x 10 (Pack of 1) - Permanent Weather Resistant Seal for Leaks and Repairs

Gorilla Waterproof Patch & Seal Tape Black Tape 4 x 10 (Pack of 1) - Permanent Weather Resistant Seal for Leaks and Repairs

GORILLA$12.824.3★

— 9%

What buyers say about flex tape black

What buyers praise and complain about, mined from review topics.

What buyers love

Adhesion/Stickiness30%

“Good tape”

Quality-Overall8%

“Great product as usual”

Efficiency7%

“Works as advised”

Water Resistance7%

“it's actually holding up completely waterproof”

Leak-Proof6%

“Has not leaked”

Ease Of Use6%

“Ease Of Use”

Durability5%

“Strong / durable”

Strength4%

“Strong tape”

Advertised Vs Actual Product4%

“As advertised”

Maintenance And Repair2%

“Great temporary fix”

What buyers complain about

Adhesion/Stickiness24%

“Poor adhesion”

Functionality-Overall17%

“did not work like I expected”

Leak-Proof8%

“Leaks”

Water Resistance7%

“the water just finds its way out”

Quality-Overall7%

“Poor performance”

Durability5%

“hopes were crushed after the first use”

Value For Money5%

“They are $400 which is a rediculous price”

Advertised Vs Actual Product4%

“Does not work as advertised”

Ease Of Use4%

“Difficult to use”

Thickness2%

“Thicker than I'd imagined”

Top return reasons

Adhesion/Stickiness37%
Color11%
Functionality-Overall11%
Advertised Vs Actual Product8%
Size-Overall6%
Water Resistance6%
Leak-Proof6%
Value For Money5%
Defective Material/Parts3%
Maintenance And Repair1%

Common questions

Is flex tape black profitable to sell on Amazon United States?
The niche generates $66K/yr across 9 tracked products. 90-day search growth is +26.4%. Flapen's verdict: Skip it (47/100).
How competitive is the flex tape black niche?
5 brands and 109 sellers compete. The top 5 products take 89% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in flex tape black?
Top complaints mined from reviews: Adhesion/Stickiness, Functionality-Overall, Leak-Proof. The return rate is 1.0%.
When does demand for flex tape black peak?
Demand peaks in Feb–May–Jun; the busiest month runs 2.6× the quietest.
What does it cost to enter the flex tape black niche?
Listings span $3.31–$50.33; the average listing price is $15.78 (sweet spot $15–$100). The average incumbent carries 8,450 reviews — the moat a new listing must climb.