Is brow mapping string profitable to sell on Amazon United States?

The niche generates $232K/yr across 8 tracked products. 2 of 3 products launched in the last 360 days are still selling. 90-day search growth is -13.1%. Flapen's verdict: Skip it (45/100).

How competitive is the brow mapping string niche?

6 brands and 8 sellers compete. The top 5 products take 89% of clicks and top 5 brands hold 97% of demand.

What do buyers complain about in brow mapping string?

Top complaints mined from reviews: Functionality-Overall, Color, Quality-Overall. The return rate is 0.6%.

When does demand for brow mapping string peak?

Demand peaks in Mar; the busiest month runs 1.6× the quietest.

What does it cost to enter the brow mapping string niche?

Listings span $5.02–$19.94; the average listing price is $9.09 (sweet spot $15–$100). The average incumbent carries 1,022 reviews — the moat a new listing must climb.

brow mapping string

Skip it

Brand-locked demand (top 5 brands take 97% of clicks) — this niche doesn't clear our bar today.

Returns

Incredible0.6%

return rate — above 5% kills the launch gate

Conversion

Great11.9%

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

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Review moat

Good1,022.38

avg incumbent reviews — the moat a new listing must climb

Market size

Okay$232K

$232K/yr · 215K searches

Price range

Okay$5.02–$19.94

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

Avg price

Okay$9.09

avg listing price — sweet spot $15–$100

Growth

Bad-13.1%

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

Competition

Bad89%

top-5 click share — a locked-up shelf

Brand share

Bad97%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, brow mapping string is a $232K/yr Amazon United States market (215K searches/yr). The top 5 brands hold 97% of demand. Demand peaks in Mar. Verdict: Skip it — 45/100.

Data updated Jul 14, 2026 · scored weekly · How we score niches

brow mapping string market data

Units sold / yr: 20K–25K; avg 3,000–4,000/product
Revenue / yr: $182K–$227K; units × avg price
Conversion rate: 11.9%
Avg BSR: #263
Page quality: 0%
Prime: 100%
Sponsored: 88%
Out of stock: 0.0%
Avg brand age: 48 months
Avg seller age: 166 days

Competition & brand share

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

Brands

6 falling

Sellers

Top-5 brand share

97%

Top 20: 100%

Top-5 click share

89%

Top 20: 100%

Open market

Ink Permanent62%
BOLUOYIN17%
PARALLEL PRODUCTS7%
BRAWNA6%
ATOMUS5%
JimKing3%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -13.1% search growth over the last 90 days.

Peak months: Mar · busiest ÷ quietest = 1.6×

Open Trend

Top brow mapping string search terms

brow mapping string82K/yr -14.2%10.0% conv.
mapping string41K/yr -4.8%10.2% conv.
eyebrow mapping string39K/yr -8.5%9.0% conv.
hilo para marcar cejas profesional8K/yr -24.3%5.1% conv.
eyebrow string mapping7K/yr -27.7%7.9% conv.
white mapping string5K/yr -26.6%13.5% conv.
hilo para cejas4K/yr +16.3%4.7% conv.
brow string3K/yr +11.5%12.1% conv.
white brow mapping string5K/yr -30.4%12.8% conv.
eyebrow string4K/yr -11.1%9.8% conv.

All search terms

Top brow mapping string 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 8 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Ink Permanent White Brow Mapping String 100 Ft Pre-Inked Thread for PMU

Ink Permanent$10.064.6★1,715 rev

BOLUOYIN Pre-Inked Brow Mapping String for Microblading Eyebrow Marker Thread Tattoo PMU Microblading string Measuring Tool for Marking Symmetrical Eyebrows (white Pre-Inked (1 Pack))

BOLUOYIN$5.994.1★446 rev

Parallel Products - Premium Eyebrow Mapping String for Microblading - Pre-Inked - 1 mm Charcoal Thread - Essential Brow Microblading Supplies - 15 Meters per Box

PARALLEL PRODUCTS$7.974.4★3,655 rev

BRAWNA [ Upgraded Version ] 30 Meters White Brow Mapping string for Eyebrow Measuring - Microblading Supplies - PMU Kit - Brow Lamination Kit - Pre inked Mapping Thread

BRAWNA$10.254.4★1,487 rev

BOLUOYIN Pre-Inked Brow Mapping String for Microblading Eyebrow Marker Thread Tattoo PMU Microblading string Measuring Tool for Marking Symmetrical Eyebrows (Pre-Inked (1 Pack))

BOLUOYIN$5.024.1★446 rev

Newest

by launch date

Ink Permanent Brow Mapping Kit Pre-Inked String 2 Pens 50 Rulers

Ink Permanent$19.9435 rev

3mo ago

BOLUOYIN Pre-Inked Brow Mapping String for Microblading Eyebrow Marker Thread Tattoo PMU Microblading string Measuring Tool for Marking Symmetrical Eyebrows (white Pre-Inked (1 Pack))

BOLUOYIN$5.99446 rev

9mo ago

JimKing Eyebrow Mapping String Measuring Tool Pre-inked Microblading String Premium Map Line for Shaping Thread Line Tool 32ft(10 Meters) per Box 3 Packs

JimKing$6.1717 rev

9mo ago

Ink Permanent White Brow Mapping String 100 Ft Pre-Inked Thread for PMU

Ink Permanent$10.061,715 rev

3y ago

ATOMUS Eyebrow Mapping String 3 Pack Pre-inked 10m(32ft) Microblading String for Brow Marking 3 Colors Black White Pink Measuring String for Eyebrow Makeup

ATOMUS$7.30378 rev

3y ago

What buyers say about brow mapping string

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

What buyers love

Ease Of Use25%

“Ease to use”

Color15%

“Strong color”

Quality-Overall13%

“Great for beginners, students, or working estheticians”

Durability6%

“durability”

Value For Money5%

“A great way to save money”

Ease Of Cleaning4%

“Clean up easily with make up remover or toner”

Efficiency4%

“Efficient and consistent”

Adhesion/Stickiness3%

“the flexible adhesive rulers stick well”

Mapping Accuracy3%

“Makes mapping much easier”

Suitability Combination Skin2%

“Ended up not using I love the idea of this it showed up great on my skin”

What buyers complain about

Functionality-Overall19%

“Doesnt work”

Color12%

“encountered the same issue with the color not being very prominent”

Quality-Overall9%

“Poor Quality”

Stain Resistance8%

“However, the cap comes off easily and stained my makeup bag”

Moist/Dry8%

“they are all almost dried out”

Value For Money7%

“Not worth spending money on”

Instructions/User Manual/Troubleshooting6%

“The first thing I noticed was that there were no instructions”

Ease Of Use6%

“it is hard to line them up”

Adhesion/Stickiness4%

“Messy and doesn't adhere well”

Ease Of Cleaning4%

“Hard to wash it off”

Top return reasons

Functionality-Overall21%

Advertised Vs Actual Product16%

Color16%

Moist/Dry7%

Defective Material/Parts7%

Size-Overall5%

Ease Of Use4%

Stain Resistance3%

Value For Money3%

Paint Quality3%

Common questions

Is brow mapping string profitable to sell on Amazon United States?: The niche generates $232K/yr across 8 tracked products. 2 of 3 products launched in the last 360 days are still selling. 90-day search growth is -13.1%. Flapen's verdict: Skip it (45/100).
How competitive is the brow mapping string niche?: 6 brands and 8 sellers compete. The top 5 products take 89% of clicks and top 5 brands hold 97% of demand.
What do buyers complain about in brow mapping string?: Top complaints mined from reviews: Functionality-Overall, Color, Quality-Overall. The return rate is 0.6%.
When does demand for brow mapping string peak?: Demand peaks in Mar; the busiest month runs 1.6× the quietest.
What does it cost to enter the brow mapping string niche?: Listings span $5.02–$19.94; the average listing price is $9.09 (sweet spot $15–$100). The average incumbent carries 1,022 reviews — the moat a new listing must climb.