Is eyebrow ruler profitable to sell on Amazon United States?

The niche generates $78K/yr across 27 tracked products. 3 of 7 products launched in the last 360 days are still selling. 90-day search growth is -25.4%. Flapen's verdict: Skip it (47/100).

How competitive is the eyebrow ruler niche?

20 brands and 30 sellers compete. The top 5 products take 54% of clicks and top 5 brands hold 64% of demand.

What do buyers complain about in eyebrow ruler?

Top complaints mined from reviews: Quality-Overall, Durability, Instructions/User Manual/Troubleshooting. The return rate is 1.5%.

When does demand for eyebrow ruler peak?

Demand peaks in Jan; the busiest month runs 1.7× the quietest.

What does it cost to enter the eyebrow ruler niche?

Listings span $4.29–$20.01; the average listing price is $9.77 (sweet spot $15–$100). The average incumbent carries 2,213 reviews — the moat a new listing must climb.

eyebrow ruler

Skip it

Soft demand (-25.4% this quarter) — this niche doesn't clear our bar today.

Returns

Great1.5%

return rate — above 5% kills the launch gate

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Brand share

Good64%

top-5 brand share — brands hold most of the demand

Conversion

Good4.9%

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

Competition

Good54%

top-5 click share — leaders hold, buyers still browse

Review moat

Okay2,213

avg incumbent reviews — the moat a new listing must climb

Price range

Okay$4.29–$20.01

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

Avg price

Okay$9.77

avg listing price — sweet spot $15–$100

Market size

Bad$78K

$78K/yr · 162K searches

Growth

Bad-25.4%

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

According to Flapen's Amazon United States niche tracking, eyebrow ruler is a $78K/yr Amazon United States market (162K searches/yr). The top 5 brands hold 64% of demand. Demand peaks in Jan. Verdict: Skip it — 47/100.

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

eyebrow ruler market data

Units sold / yr: 6K–8K; avg 250–500/product
Revenue / yr: $59K–$78K; units × avg price
Conversion rate: 4.9%
Avg BSR: #3,123
Page quality: 0%
Prime: 100%
Sponsored: 85%
Out of stock: 4.0%
Avg brand age: 37 months
Avg seller age: 146 days

Competition & brand share

The top 5 products take 54% of clicks — established leaders, but buyers still shop beyond them.

Brands

20 rising

Sellers

Top-5 brand share

64%

Top 20: 100%

Top-5 click share

54%

Top 20: 93%

Open market

31%

billion dollar brows31%
KINGMAS13%
Frienda8%
BOLUOYIN7%
BRAWNA6%
YNSHOUNA4%

Demand & seasonality

Weekly Amazon search volume, last 54 weeks — -25.4% search growth over the last 90 days.

Peak months: Jan · busiest ÷ quietest = 1.7×

Open Trend

Top eyebrow ruler search terms

eyebrow ruler24K/yr -13.0%2.8% conv.
eyebrow measuring tool22K/yr -32.2%3.5% conv.
brow mapping tool15K/yr -23.0%3.1% conv.
brow buddy kit22K/yr -46.2%6.7% conv.
brow buddy12K/yr -20.8%6.1% conv.
eyebrow mapping tool11K/yr -22.1%2.9% conv.
regla para cejas10K/yr -10.9%3.2% conv.
brow measuring tool11K/yr -51.0%4.4% conv.
brow ruler9K/yr -25.9%4.4% conv.
eyebrow ruler mapping10K/yr -17.3%2.8% conv.

All search terms

Top eyebrow ruler 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 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Billion Dollar Brows Brow Buddy Kit - Patented Symmetrical Eyebrow Shaping Tool and Contouring Stencil - Professional Brow Mapping Set with White Pencil for Tweezing Waxing and Threading - 2 Pieces

billion dollar brows$15.073.9★900 rev

Billion Dollar Brows Brow Buddy Kit - Patented Symmetrical Eyebrow Shaping Tool and Contouring Stencil - Professional Brow Mapping Set with White Pencil for Tweezing Waxing and Threading - 2 Pieces

billion dollar brows$14.764.0★109 rev

100 Pack Eyebrow Ruler KINGMAS Disposable Brow Ruler Microblading Adhesive Eyebrow Sticker Stencil Guide Measuring Tool

KINGMAS$7.944.4★1,956 rev

BRAWNA 1 Pc Brow Pro Measuring Tool - Double Scale Eyebrow Ruler for Microblading - Eyebrow Mapping - Caliper Vernier - PMU Supplies - Eyebrow Calipers Ruler Plastic- Pink

BRAWNA$8.964.4★442 rev

BOLUOYIN Permanent Makeup Eyebrow Line Marker Ruler for Eyebrow Mapping String Pre-Inked Microblading Tattoo PMU String Measuring Eyebrow (Black)

BOLUOYIN$9.793.2★49 rev

Newest

by launch date

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

Ink Permanent$19.9435 rev

3mo ago

Dexspoeny 2 Pcs Brow Mapping Ruler Arch Eyebrow Eyeline Ruler Fast Drawing Design Brow Easy Tool - Eyebrow Stencils for Microblading Permanent Makeup Arch Mapping Tool for Women

Dexspoeny$7.898 rev

6mo ago

Lanties 6 Pcs Drawing Eyebrow Template Set Include Arch Brow Mapping Ruler Brow Mapping Pen Eyebrow Measuring Tool Microblading Measuring Tool for Home Salon Use All Face Types

Lanties$20.015 rev

7mo ago

Eyebrow Ruler Eyebrow Measuring Tool Beginner Brow Mapping Kit(Includes Pigment Coloring Cotton) Achieve Symmetrical Perfectly Shaped Brows Brow Makeup Tools TA638

Charme Princesse$9.8234 rev

7mo ago

Ink Permanent Brow Mapping Kit Aluminum Eyebrow Ruler 2 Peel-Off Pencils

Ink Permanent$12.6172 rev

9mo ago

What buyers say about eyebrow ruler

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

What buyers love

Ease Of Use20%

“Easy to read”

Value For Money16%

“good value”

Quality-Overall12%

“the build quality is solid for household use”

Efficiency6%

“Efficient and consistent”

Advertised Vs Actual Product5%

“Just as advertised”

Durability5%

“It is lightweight and durable”

Color4%

“The colors were cute”

Weight Light4%

“Rulers are lightweight”

Ease Of Cleaning2%

“Cleaning it is also quick which is nice if you plan to use it often”

Functionality-Overall2%

“Seems to work fine”

What buyers complain about

Quality-Overall15%

“poor quality, has a plastic depth rod that broke second time I used it”

Durability15%

“Broke almost right away”

Instructions/User Manual/Troubleshooting9%

“The instructions are not easy to follow”

Value For Money6%

“It's cheaper”

Material Quality4%

“Fairly cheap material”

Ease Of Use4%

“Hard to read”

Functionality-Overall4%

“Didn't work”

Display-Overall3%

“Digital display reads nonsense”

Size-Overall3%

“dont fit how you think they would, junk”

Strength3%

“very flimsy”

Top return reasons

Functionality-Overall20%

Size-Overall11%

Advertised Vs Actual Product11%

Quality-Overall10%

Material Quality9%

Defective Material/Parts8%

Display-Overall6%