cookie monster
Skip itA small market ($21K/yr) — this niche doesn't clear our bar today.
Returns
Incredible0.7%return rate — above 5% kills the launch gate
Review moat
Great153.22avg incumbent reviews — the moat a new listing must climb
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Avg price
Okay£11.79avg listing price — sweet spot $15–$100
Competition
Okay60%top-5 click share — leaders hold, buyers still browse
Conversion
Okay2.6%search→purchase rate — share of searches ending in a sale
Price range
Bad£6.76–£16.65cheapest to priciest tracked listing — scored on the share inside $15–$100
Growth
Bad-19.4%90-day search growth — must beat 0% to launch
Brand share
Bad96%top-5 brand share — brand-locked demand
Market size
Bad£21K£21K/yr · 68K searches
According to Flapen's Amazon United Kingdom niche tracking, cookie monster is a £21K/yr Amazon United Kingdom market (68K searches/yr). The top 5 brands hold 96% of demand. Verdict: Skip it — 37/100.
Data updated Jul 23, 2026 · scored weekly · How we score niches
cookie monster market data
- Units sold / yr
- 2K–2K
- avg 100–250/product
- Revenue / yr
- £18K–£24K
- units × avg price
- Conversion rate
- 2.6%
- Avg BSR
- #535
- Page quality
- 0%
- Prime
- 83%
- Sponsored
- 56%
- Out of stock
- 18.8%
- Avg brand age
- 43 months
- Avg seller age
- 191 days
Competition & brand share
The top 5 products take 60% of clicks — established leaders, but buyers still shop beyond them.Brands
8 rising
Sellers
37
Top-5 brand share
96%
Top 20: 100%
Top-5 click share
60%
Top 20: 100%
Open market
3%
- Get Trend57%
- Sesame Street24%
- Just Play10%
- tonies3%
- Ex UK Store2%
- HOX1%
- Open — no brand owns it (2 brands, 3%)
Demand
Weekly Amazon search volume, last 31 weeks — -19.4% search growth over the last 90 days.Top cookie monster 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 18 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Sesame Street Cookie Monster Baseball Cap Sunglasses Set for Boys Adjustable Summer Hat 100% UV Shades Holiday Essentials (Blue Cookie Monster)
Get Trend£13.474.9★39 rev
Get Trend Sesame Street Cookie Monster Boys Pyjama Sets 1-4 Yrs Crew Neck Kids T-Shirts Short Pj Bottoms Soft Breathable Loungewear (3-4 Years Blue Cookie Monster)
Get Trend£11.023.4★28 rev
Just Play Sesame Street 13.5-inch Nom Nom Cookie Monster Plush with Sounds and Motion Blue Kids Toys for Ages 18 Month
Just Play£16.654.6★144 rev
Get Trend Sesame Street Cookie Monster Boys Pyjama Sets 1-4 Yrs Crew Neck Kids T-Shirts Short Pj Bottoms Soft Breathable Loungewear (12-18 Months Blue Cookie Monster)
Get Trend£10.393.4★28 rev
Sesame Street plush character Cookie Monster 30 cm
Sesame Street£12.404.3★363 rev
Newest
by launch date
Sesame Street Cookie Monster Atlantic Bottle 480 ml | BPA-Free Leak-Proof Lightweight Water Bottle for Kids School Travel & Everyday Use Blue
HOX£6.937 rev
Vanilla Underground Sesame Street Cookie Monster Unisex Kids Blue Short Sleeved Graphic Tee | Fun Cartoon Top for Everyday Wear & Play | Sesame Street Merch - 3-4 Years
Vanilla Underground£10.730 rev
Sesame Street Cookie Monster Baseball Cap Sunglasses Set for Boys Adjustable Summer Hat 100% UV Shades Holiday Essentials (Blue Cookie Monster)
Get Trend£13.4739 rev
Get Trend Sesame Street Cookie Monster Boys Pyjama Sets 1-4 Yrs Crew Neck Kids T-Shirts Short Pj Bottoms Soft Breathable Loungewear (3-4 Years Blue Cookie Monster)
Get Trend£11.0228 rev
Get Trend Sesame Street Cookie Monster Boys Pyjama Sets 1-4 Yrs Crew Neck Kids T-Shirts Short Pj Bottoms Soft Breathable Loungewear (12-18 Months Blue Cookie Monster)
Get Trend£10.3928 rev
Trending
90-day click momentumVanilla Underground Sesame Street Cookie Monster Unisex Kids Blue Short Sleeved Graphic Tee | Fun Cartoon Top for Everyday Wear & Play | Sesame Street Merch - 3-4 Years
Vanilla Underground£10.730.0★
Get Trend Sesame Street Cookie Monster Boys Pyjama Sets 1-4 Yrs Crew Neck Kids T-Shirts Short Pj Bottoms Soft Breathable Loungewear (18-24 Months Blue Cookie Monster)
Get Trend£11.113.4★
Get Trend Sesame Street Cookie Monster Boys Pyjama Sets 1-4 Yrs Crew Neck Kids T-Shirts Short Pj Bottoms Soft Breathable Loungewear (3-4 Years Blue Cookie Monster)
Get Trend£11.023.4★
Get Trend Sesame Street Cookie Monster Boys Pyjama Sets 1-4 Yrs Crew Neck Kids T-Shirts Short Pj Bottoms Soft Breathable Loungewear (12-18 Months Blue Cookie Monster)
Get Trend£10.393.4★
Get Trend Sesame Street Cookie Monster Boys Pyjama Sets 1-4 Yrs Crew Neck Kids T-Shirts Short Pj Bottoms Soft Breathable Loungewear (2-3 Years Blue Cookie Monster)
Get Trend£10.823.4★
What buyers say about cookie monster
What buyers praise and complain about, mined from review topics.What buyers love
“Perfect fit”
“Good quality”
“Great value for money”
“Wash up well”
“Soft and comfy”
“Soft and comfy”
“Perfect fit the material is good quality as well”
“Cute design”
“He loved the cookie monster print”
What buyers complain about
“Poor product”
“however a lot of lighter than expected”
“material was awful”
“not suitable for sleeping in the hot weather”
Top return reasons
Common questions
- Is cookie monster profitable to sell on Amazon United Kingdom?
- The niche generates £21K/yr across 18 tracked products. 0 of 8 products launched in the last 360 days are still selling. 90-day search growth is -19.4%. Flapen's verdict: Skip it (37/100).
- How competitive is the cookie monster niche?
- 8 brands and 37 sellers compete. The top 5 products take 60% of clicks and top 5 brands hold 96% of demand.
- What do buyers complain about in cookie monster?
- Top complaints mined from reviews: Quality-Overall, Weight Light, Material Quality. The return rate is 0.7%.
- What does it cost to enter the cookie monster niche?
- Listings span £6.76–£16.65; the average listing price is £11.79 (sweet spot $15–$100). The average incumbent carries 153 reviews — the moat a new listing must climb.