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Pla Refill

Pla Refill shows low returns (0.8%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Flapen Score

56
Worth a look

Top 28% of 262 Industrial & Scientific niches · +4 vs the category median of 52

Market size 55Growth 13Conversion 40Competition 82Returns 96Price range 87Avg price 95Brand share 16Review moat 69Quality gap 52
This niche Category average · 262 niches

Is Pla Refill profitable on Amazon?

According to Flapen's Amazon United States niche tracking, Pla Refill is a $399K/yr Amazon United States market (415K searches/yr). The top 5 brands hold 93% of demand. Verdict: Worth a look — 56/100.

Pla Refill: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Worth a look. Search demand moved -23.9% over the last 90 days and 3.2% of searches end in a purchase.

$399K

revenue / yr

Units sold / yr15K
Search volume / yr-23.9%415K
Conversion rate3.2%
Avg price$29.94

Who owns the niche?

The top 5 brands hold 93% of demand, so 7% of the market is open.

7%

open market share

Brands · sellers11 · 20
Top-5 product click share33%
Open market7%
Avg brand age32 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.4★ — the gap to enter on.

0/100

page quality · 55 products

Sponsored placement95%
New entrants (1y)17· 8 succeeded
Avg rating4.4★
Avg reviews737

Top Pla Refill products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

Clicks spread well past the top 5 (33% combined) — an open shelf where new products get seen.

$0$8K$16K$24K$32K101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

11 rising

Sellers

20

Top-5 brand share

93%

Top 20: 100%

Top-5 click share

33%

Top 20: 74%

Open market

4%

  • SUNLU58%
  • ELEGOO15%
  • OVERTURE9%
  • ANYCUBIC7%
  • MarsWork4%
  • Polymaker2%
  • Open — no brand owns it (5 brands, 4%)

Pla Refill demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume415KCVR3.2%Products55Brands11Top 5 Brands93%OOS Rate12.4%Rating4.4★Reviews737Avg BSR#122
13K8KSpike '25Black Friday '25Spike '26Aug '25Oct '25Dec '25Feb '26Mar '26May '26

Top Pla Refill search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

  • filament refill80K/yr
  • pla refill70K/yr
  • sunlu refill45K/yr
  • pla filament refill44K/yr
  • sunlu pla refill41K/yr
  • refill filament14K/yr
  • 3d printer filament refill15K/yr
  • black pla refill11K/yr
  • pla refill filament15K/yr
  • sunlu filament refill14K/yr

What reviews say buyers love and hate about Pla Refill

What buyers mention most, as a share of all reviews.

What buyers love

86% of reviews
Quality-Overall26%

Absolute quality

Value For Money19%

Excellent value

Color11%

Color is accurate and consistent

Material Quality8%

I also like the fact that the spools are a sturdy material

Compatibility-Overall5%

Its easy to use its compatible

What buyers complain about

75% of reviews
Print Quality17%

Has messed up every print Ive tried with it

Quality-Overall16%

It is very low quality

Adhesion/Stickiness8%

Does not adhere at all

Size-Overall8%

A lot smaller then expected

Color7%

The color is actually a little darker

Pla Refill return rate & reasons

Why buyers send it back, as a share of all return requests.

0.8%

Return rate

55%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Size-Overall
39%
2Compatibility-Overall
13%
3Functionality-Overall
8%
4Advertised Vs Actual Product
7%
5Color
6%

Common Pla Refill questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores Pla Refill 56/100 on Amazon United States — Worth a look. The niche generates $399K/yr across 55 tracked products. 8 of 17 products launched in the last 360 days are still selling. Search demand moved -23.9% over the last 90 days.
Pla Refill buyers on Amazon United States complain most about Print Quality, Quality-Overall, Adhesion/Stickiness, the themes mined from the niche's reviews. Its return rate is 0.8%.