ultra thin eyeliner
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.8%return rate — above 5% kills the launch gate
Avg price
Great$18.68avg listing price — sweet spot $15–$100
Quality gap
Great4.2★avg incumbent rating — lower means beatable quality
Conversion
Great7.0%search→purchase rate — share of searches ending in a sale
Price range
Good$7.08–$28.58cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Okay$194K$194K/yr · 148K searches
Competition
Okay63%top-5 click share — leaders hold, buyers still browse
Review moat
Bad9,269.68avg incumbent reviews — the moat a new listing must climb
Growth
Bad-27.0%90-day search growth — must beat 0% to launch
Brand share
Bad100%top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, ultra thin eyeliner is a $194K/yr Amazon United States market (148K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jun. Verdict: Skip it — 47/100.
Data updated Jul 14, 2026 · scored weekly · How we score niches
ultra thin eyeliner market data
- Units sold / yr
- 13K–15K
- avg 1,000–1,250/product
- Revenue / yr
- $234K–$280K
- units × avg price
- Conversion rate
- 7.0%
- Avg BSR
- #324
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 68%
- Out of stock
- 0.0%
- Avg brand age
- 54 months
- Avg seller age
- 135 days
Competition & brand share
The top 5 products take 63% of clicks — established leaders, but buyers still shop beyond them.Brands
4 falling
Sellers
96
Top-5 brand share
100%
Top 20: 100%
Top-5 click share
63%
Top 20: 100%
Open market
0%
- SOSHE66%
- MAYBELLINE21%
- REVLON10%
- wernies2%
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -27.0% search growth over the last 90 days.Peak months: Jun · busiest ÷ quietest = 1.7×
Top ultra thin eyeliner search terms
- soshe beauty34K/yr
- soshe eyeliner31K/yr
- maybelline master precise eyeliner22K/yr
- soshe14K/yr
- micro eyeliner19K/yr
- maybelline skinny eyeliner6K/yr
- revlon micro eyeliner6K/yr
- micro eyeliner pencil5K/yr
- revlon colorstay micro eyeliner3K/yr
- master precise eyeliner2K/yr
Top ultra thin eyeliner 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.
All 19 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
SOSHE Beauty - Waterproof Precision Eyeliner | 1.5mm Smudge-Proof Gel Liner| Easy Refills | Cruelty-Free Certified Plastic Negative (Lovesick - Burgundy Brown)
SOSHE$23.174.0★214 rev
SOSHE Beauty - Blurring Pillow Blush | Featherlight Cushiony Cream to Powder Formula | Squalane Cucumber Seed Extract Ashwagandha Root | Vegan Clean Cruelty-Free (Copper Spice Warm Terracotta)
SOSHE$27.204.3★90 rev
Maybelline Eyestudio Master Precise All Day Waterproof Liquid Eyeliner Makeup Black 1 Count (Packaging May Vary)
MAYBELLINE$7.084.4★35,759 rev
Maybelline Master Precise Skinny Gel Eyeliner Pencil Defining Black 1 Count
MAYBELLINE$8.354.5★6,122 rev
SOSHE Beauty - Blurring Pillow Blush | Featherlight Cushiony Cream to Powder Formula | Squalane Cucumber Seed Extract Ashwagandha Root | Vegan Clean Cruelty-Free (Speakeasy Dusty Mauve)
SOSHE$26.854.3★90 rev
Newest
by launch date
SOSHE Precision Sculpting Stick Cream Contour Stick- Satin Finish Contour Makeup- Three-Angle Tip for Cheek Jaw and Nose Multi Use - Blendable - Vegan - Refillable - (Linen - Light)
SOSHE$25.400 rev
SOSHE Blurring Pillow Blush - Cream to Powder Natural Finish - Refillable Compact Clean Cream Blush for Cheeks - Lightweight Blush Makeup Soft Focus-Safe for Sensitive Skin- Buildable - (Bare Muse)
SOSHE$27.4790 rev
SOSHE Beauty - Blurring Pillow Blush | Featherlight Cushiony Cream to Powder Formula | Squalane Cucumber Seed Extract Ashwagandha Root | Vegan Clean Cruelty-Free (Copper Spice Warm Terracotta)
SOSHE$27.2090 rev
SOSHE Beauty - Blurring Pillow Blush | Featherlight Cushiony Cream to Powder Formula | Squalane Cucumber Seed Extract Ashwagandha Root | Vegan Clean Cruelty-Free (Speakeasy Dusty Mauve)
SOSHE$26.8590 rev
SOSHE Beauty - Blurring Pillow Blush | Featherlight Cushiony Cream to Powder Formula | Squalane Cucumber Seed Extract Ashwagandha Root | Vegan Clean Cruelty-Free (Rosy Rest Dusty Pink)
SOSHE$26.6590 rev
Trending
90-day click momentumSOSHE Blurring Pillow Blush - Cream to Powder Natural Finish - Refillable Compact Clean Cream Blush for Cheeks - Lightweight Blush Makeup Soft Focus-Safe for Sensitive Skin- Buildable - (Bare Muse)
SOSHE$27.474.3★
wernies No Show Socks Women Low Socks Non Slip Flat Boat Line 4/8 Pairs
wernies$15.594.5★
SOSHE Precision Sculpting Stick Cream Contour Stick- Satin Finish Contour Makeup- Three-Angle Tip for Cheek Jaw and Nose Multi Use - Blendable - Vegan - Refillable - (Linen - Light)
SOSHE$25.400.0★
SOSHE Beauty - Ceramide Refillable Lip Silk | Sheer Hydrating Silky Buildable Lipstick | Ceramides Vitamin E Shea Butter | Cruelty-Free Certified Plastic Negative (Speakeasy - Dusty Mauve)
SOSHE$28.584.0★
SOSHE Beauty - Waterproof Precision Eyeliner Refill | 1.5mm Smudge-Proof Gel Liner | Cruelty-Free Certified Plastic Negative (Lovesick - Burgundy Brown REFILL)
SOSHE$16.544.0★
What buyers say about ultra thin eyeliner
What buyers praise and complain about, mined from review topics.What buyers love
“Love the color”
“Long Lasting Thin Line Eyeliner”
“clean beauty product”
“Worth the money”
“stays all day”
“Easy application”
“Fit nicely”
“No smudging”
“Very comfortable”
“It is very creamy”
What buyers complain about
“Broke right off”
“arrived dried out”
“Not true waterproof liner”
“This eyeliner dries out very quickly”
“popular brand. that isn't necessarily the most affordable”
“Poor quality”
“Only downside - it is short”
“It doesn't work”
“Then the line is thicker so I am not happy with that”
“This is too difficult for me to use”
Top return reasons
Common questions
- Is ultra thin eyeliner profitable to sell on Amazon United States?
- The niche generates $194K/yr across 19 tracked products. 0 of 2 products launched in the last 360 days are still selling. 90-day search growth is -27.0%. Flapen's verdict: Skip it (47/100).
- How competitive is the ultra thin eyeliner niche?
- 4 brands and 96 sellers compete. The top 5 products take 63% of clicks and top 5 brands hold 100% of demand.
- What do buyers complain about in ultra thin eyeliner?
- Top complaints mined from reviews: Durability, Moist/Dry, Water Resistance. The return rate is 0.8%.
- When does demand for ultra thin eyeliner peak?
- Demand peaks in Jun; the busiest month runs 1.7× the quietest.
- What does it cost to enter the ultra thin eyeliner niche?
- Listings span $7.08–$28.58; the average listing price is $18.68 (sweet spot $15–$100). The average incumbent carries 9,270 reviews — the moat a new listing must climb.