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resin kits and molds complete set

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Soft demand (-18.1% this quarter) — this niche doesn't clear our bar today.

Market size 43Growth 16Conversion 22Competition 50Returns 88Price range 89Avg price 95Brand share 32Review moat 48Quality gap 28

Avg price

Incredible$27.43

avg listing price — sweet spot $15–$100

Price range

Great$11.86–$56.27

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

Returns

Great1.4%

return rate — above 6% kills the launch gate

Competition

Good55%

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

Review moat

Okay1,701.81

avg incumbent reviews — the moat a new listing must climb

Market size

Okay$228K

$228K/yr · 468K searches

Brand share

Okay86%

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

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Conversion

Bad1.8%

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

Growth

Bad-18.1%

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

Competition

The top 5 products take 55% of clicks — established leaders, but buyers still shop beyond them.

Brands

15 falling

Sellers

19

Top-5 brand share

86%

Open market

11%

  • KISREL46%
  • K KERNOWO14%
  • HeyClear12%
  • LET'S RESIN9%
  • RNYBFPT4%
  • Piccassio3%
  • Open — no brand owns it (9 brands, 11%)

Product shelf

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%4%$9K8%$18K12%$27K16%$37K101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 27 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -18.1% search growth over the last 90 days.
35K25KSpike '24Holiday '24Spike '25Prime Day '25Black Friday '25Holiday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan, Nov, Dec · busiest ÷ quietest = 3.3×

Reviews

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

What buyers love

Quality-Overall20%

“Great variety”

Ease Of Use17%

“Easy to Use”

Value For Money11%

“Good value for money”

Material Quality8%

“Great gift quality material lot of things to make”

Instructions/User Manual/Troubleshooting7%

“Great instructions”

Fun/Entertainment Experience6%

“Fun project”

Advertised Vs Actual Product5%

“Just as shown”

Color3%

“Good color great”

Smell2%

“no odor”

Gifting Purpose2%

“Gift”

What buyers complain about

Size-Overall13%

“tiny bottles”

Instructions/User Manual/Troubleshooting6%

“The directions are horrible”

Material Quality6%

“The resin feels like average quality”

Value For Money6%

“Im out $100s of dollars in tumblers”

Adhesion/Stickiness5%

“Did not adhere to item properly, lots of spaces and smears”

Advertised Vs Actual Product4%

“I feel this claim in the title/description of the product is misleading”

Quality-Overall4%

“I'm not going to say this is the highest quality kit”

Functionality-Overall4%

“Does not do what it is intended to do”

Leak-Proof4%

“mold leaks”

Thickness3%

“so not oversized where I would need a thicker consistency or a deeper pour”

Top return reasons

Size-Overall18%
Leak-Proof14%
Functionality-Overall12%
Material Quality11%
Advertised Vs Actual Product10%
Value For Money9%
Defective Material/Parts6%
Product Condition3%
Adhesion/Stickiness2%
Instructions/User Manual/Troubleshooting2%