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elmers slime kit

Skip it

Brand-locked demand (top 5 brands take 98% of clicks) — this niche doesn't clear our bar today.

Market size 11Growth 7Conversion 52Competition 9Returns 99Price range 6Avg price 32Brand share 5Review moat 41Quality gap 60

Returns

Incredible0.2%

return rate — above 5% kills the launch gate

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Conversion

Good4.3%

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

Review moat

Okay2,361.6

avg incumbent reviews — the moat a new listing must climb

Avg price

Okay£9.80

avg listing price — sweet spot $15–$100

Market size

Bad£44K

£44K/yr · 103K searches

Competition

Bad89%

top-5 click share — a locked-up shelf

Growth

Bad-36.2%

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

Price range

Bad£3.08–£15.82

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

Brand share

Bad98%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United Kingdom niche tracking, elmers slime kit is a £44K/yr Amazon United Kingdom market (103K searches/yr). The top 5 brands hold 98% of demand. Demand peaks in Aug–Nov–Dec. Verdict: Skip it — 30/100.

Data updated Jul 30, 2026 · scored weekly · How we score niches

elmers slime kit market data

Units sold / yr
5K–6K
avg 500–750/product
Revenue / yr
£49K–£59K
units × avg price
Conversion rate
4.3%
Avg BSR
#33
Page quality
0%
Prime
100%
Sponsored
40%
Out of stock
0.0%
Avg brand age
42 months
Avg seller age
184 days

Competition & brand share

The top 5 products capture 89% of clicks — a locked-up shelf that new listings rarely crack.

Brands

6 falling

Sellers

18

Top-5 brand share

98%

Top 20: 100%

Top-5 click share

89%

Top 20: 100%

Open market

0%

  • Elmer's64%
  • Elmers22%
  • ELMER'S6%
  • Slime Labs4%
  • Amazon Basics2%
  • iKidiki2%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -36.2% search growth over the last 90 days.
5K3KSpike '24Holiday '24Spike '25Prime Day '25Black Friday '25Holiday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Aug, Nov, Dec · busiest ÷ quietest = 2.7×

Top elmers slime kit search terms

  • elmers slime kit56K/yr
  • slime kit elmers14K/yr
  • elmers slime14K/yr
  • slime ingredients11K/yr
  • slime making kit elmers5K/yr
  • slime elmers4K/yr
All search terms

Top elmers slime kit 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.

0%10%£4K20%£9K30%£13K40%£17K101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 10 tracked products in this niche — three views at once, no toggling.

What buyers say about elmers slime kit

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

What buyers love

Quality-Overall30%

“kits is nice”

Adhesion/Stickiness19%

“good not sticky so if you want to get this for your kid I will recommend”

Value For Money9%

“good for the price”

Ease Of Use6%

“Easy to use”

Size-Overall5%

“Its nice and big,”

Advertised Vs Actual Product5%

“Item exactly as described”

Efficiency4%

“Amazingly successful”

Gifting Purpose3%

“and very giftable”

Cutting/Trimming3%

“Brilliant short cut to making slime with granddaughter”

Brightness/Shine/Glow2%

“Glitter”

What buyers complain about

Functionality-Overall24%

“Does not make the slime come together at”

Adhesion/Stickiness17%

“it was a bit sticky”

Quality-Overall9%

“Activator missing bad quality not buying again”

Ease Of Cleaning5%

“It sometimes creates a mess”

Mess Free5%

“Very messy and dirty”

Residue5%

“it leaves the slime with a wet film residue”

Value For Money4%

“should be alot cheaper because you have use loads activator don't really get value for money”

Size-Overall4%

“the bottle was way bigger than expected”

Defective Material/Parts2%

“The product did not work”

Water Resistance2%

“it just made it watery”

Top return reasons

Functionality-Overall29%
Adhesion/Stickiness24%
Leak-Proof14%
Value For Money8%
Size-Overall6%
Advertised Vs Actual Product4%
Paper Quality1%
Color1%
Compatibility-Overall1%
Certifications1%

Common questions

Is elmers slime kit profitable to sell on Amazon United Kingdom?
The niche generates £44K/yr across 10 tracked products. 90-day search growth is -36.2%. Flapen's verdict: Skip it (30/100).
How competitive is the elmers slime kit niche?
6 brands and 18 sellers compete. The top 5 products take 89% of clicks and top 5 brands hold 98% of demand.
What do buyers complain about in elmers slime kit?
Top complaints mined from reviews: Functionality-Overall, Adhesion/Stickiness, Quality-Overall. The return rate is 0.2%.
When does demand for elmers slime kit peak?
Demand peaks in Aug–Nov–Dec; the busiest month runs 2.7× the quietest.
What does it cost to enter the elmers slime kit niche?
Listings span £3.08–£15.82; the average listing price is £9.80 (sweet spot $15–$100). The average incumbent carries 2,362 reviews — the moat a new listing must climb.