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underglaze for ceramics

Worth a look56/100

underglaze for ceramics shows low returns (1.1%), but a small market ($477K/yr) keeps it on the watch list.

Market/yr

$477K

Growth (1y)

+211.7%

Products

34

Brands

9

was 11 a year ago

Sellers

28

Price range

$8.62–$207.77

Returns

1.1%

Rating

4.5★

56/100

Worth a look

Scored 56/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns
Market size
24
×0.30
Growth
78
×0.30
Competition
59
×0.20
Quality gap
44
×0.10
Returns
91
×0.10

Demand

Weekly Amazon search volume, last 104 weeks — +211.7% year over year.
6K3KPrime Day '24Spike '24Black Friday '24Prime Day '25Spike '25Black Friday '25Jul '24Nov '24Mar '25Jul '25Nov '25Mar '26

Seasonality

Monthly demand index across the year — 1.00 is average.

Peak months: Nov · busiest ÷ quietest = 1.6×

Competition

26%AMACO
  • AMACO26%
  • Pasler18%
  • Creative Hobbies17%
  • Mayco17%
  • Speedball16%
  • Penguin Pottery2%
  • Other (3 brands)3%

The top 5 products take 50% of clicks — established leaders, but buyers still shop beyond them. 9 brands and 28 sellers compete here.

Brands

9 falling

was 11 a year ago

Sellers

28

Top 5 brand share

94%

#ProductBrandPriceRatingReviewsClick shareTrend
2Mayco$49.844.5★7012%rising
15AMACO$12.174.6★1652%falling

Product shelf

All 34 tracked products in this niche.

Reviews

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

What buyers love

Color39%

“Beautiful colors”

Quality-Overall13%

“Great glaze”

Advertised Vs Actual Product9%

“Product is just as described”

Value For Money8%

“Good value for the money”

Efficiency4%

“Works very well”

Ease Of Use3%

“Easy to use”

Fire Resistance2%

“i can paint and fire it and not have to add a glaze afterwards”

Paint Quality2%

“Glass Painting Made Easy”

Coverage2%

“which made it easier to get consistent coverage”

Texture/Consistency-Overall2%

“I loved the texture”

What buyers complain about

Color14%

“the colors generally dont look good”

Leak-Proof10%

“the contents spilled all over the box”

Functionality-Overall9%

“I have found that results really vary”

Value For Money9%

“its expensive”

Ease Of Use6%

“Made it difficult to apply”

Jamming/Clogging6%

“Clogging after first use”

Quality-Overall5%

“For the amount I paid I would expect better quality and resistance, it was disappointing to open the packaging and see that about three colors had leaked and broken”

Moist/Dry5%

“All underglazes in the package were dry”

Coverage4%

“Its not super great coverage with three coats for an entire piece”

Paint Quality4%

“Under glaze paint dried up”

Top return reasons

  • Leak-Proof18%
  • Color15%
  • Paint Quality13%
  • Value For Money12%
  • Advertised Vs Actual Product11%
  • Size-Overall7%
  • Functionality-Overall3%
  • Product Condition3%
  • Compatibility-Overall3%
  • Moist/Dry3%

Data scraped July 8, 2026 · Marketplace baseline: 4.4★ avg rating · $22.72 median price · 2.2% median returns across 14,813 tracked niches.