Is tweedle dee and tweedle dum costume profitable to sell on Amazon United States?

The niche generates $85K/yr across 22 tracked products. 1 of 4 products launched in the last 360 days are still selling. 90-day search growth is -15.4%. Flapen's verdict: Skip it (43/100).

How competitive is the tweedle dee and tweedle dum costume niche?

16 brands and 19 sellers compete. The top 5 products take 60% of clicks and top 5 brands hold 69% of demand.

What do buyers complain about in tweedle dee and tweedle dum costume?

Top complaints mined from reviews: Pain Relief-Overall, Quality-Overall, Smell. The return rate is 7.1% — above our launch gate.

When does demand for tweedle dee and tweedle dum costume peak?

Demand peaks in Sep–Oct; the busiest month runs 20.6× the quietest.

What does it cost to enter the tweedle dee and tweedle dum costume niche?

Listings span $8.12–$51.20; the average listing price is $25.51 (sweet spot $15–$100). The average incumbent carries 368 reviews — the moat a new listing must climb.

tweedle dee and tweedle dum costume

Skip it

Soft demand (-15.4% this quarter) — this niche doesn't clear our bar today.

Avg price

Incredible$25.51

avg listing price — sweet spot $15–$100

Review moat

Great367.68

avg incumbent reviews — the moat a new listing must climb

Price range

Great$8.12–$51.20

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

Quality gap

Great4.3★

avg incumbent rating — lower means beatable quality

Brand share

Good69%

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

Competition

Okay60%

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

Conversion

Okay2.5%

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

Market size

Bad$85K

$85K/yr · 132K searches

Returns

Bad7.1%

return rate — above 5% kills the launch gate

Growth

Bad-15.4%

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

Signals Low Review Barrier High Returns

According to Flapen's Amazon United States niche tracking, tweedle dee and tweedle dum costume is a $85K/yr Amazon United States market (132K searches/yr). The top 5 brands hold 69% of demand. Demand peaks in Sep–Oct. Verdict: Skip it — 43/100.

Data updated Jul 10, 2026 · scored weekly · How we score niches

tweedle dee and tweedle dum costume market data

Units sold / yr: 3K–4K; avg 100–250/product
Revenue / yr: $77K–$102K; units × avg price
Conversion rate: 2.5%
Avg BSR: #9,146
Page quality: 0%
Prime: 77%
Sponsored: 64%
Out of stock: 17.9%
Avg brand age: 51 months
Avg seller age: 168 days

Competition & brand share

The top 5 products take 60% of clicks — established leaders, but buyers still shop beyond them.

Brands

16 falling

Sellers

Top-5 brand share

69%

Top 20: 100%

Top-5 click share

60%

Top 20: 98%

Open market

26%

Fun Costumes27%
TUVWYSZ19%
Lovacely10%
Eurzom8%
BEAUTIFABLE6%
Unittype5%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -15.4% search growth over the last 90 days.

Peak months: Sep, Oct · busiest ÷ quietest = 20.6×

Open Trend

Top tweedle dee and tweedle dum costume search terms

tweedle dee and tweedle dum costume76K/yr -19.5%2.6% conv.
tweedle dee costume23K/yr -11.8%1.4% conv.
tweedle dee hat8K/yr -26.8%3.4% conv.
tweedle dee and tweedle dum5K/yr +6.3%1.5% conv.
twiddle dee and tweedle dum costume8K/yr -36.1%2.2% conv.
tweedle dee5K/yr -35.7%1.3% conv.
tweedle3K/yr +88.8%0.2% conv.
tweedledee2K/yr +166.3%0.0% conv.

All search terms

Top tweedle dee and tweedle dum costume 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)2 products missing review or click data not plotted

All 22 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Fun Costumes Kids Tweedle Dee/Dum Halloween Costume Shorts with Attached Suspenders Shirt and Hat Outfit Large

Fun Costumes$37.461.0★1 rev

TUVWYSZ Red Cap with Yellow Flag White Collar With Blue Bow Tie Red Suspenders 3-Piece Accessory Kit for Costume (Two-set)

TUVWYSZ$33.084.3★38 rev

Lovacely Mens Oversized Satin Silk Bow Tie Solid Color Formal Tuxedo Big Bowtie PB734-J Lake Blue

Lovacely$8.124.6★967 rev

10 Pcs of Propeller Hat Adult Tweedle Dee and Tweedle Dum Costume Include 2 Rainbow Top Clown Hats 2 Adjustable Elastic Y Back Style Suspenders 2 Bow Tie 4 Clown Socks for Adult Men Women

BEAUTIFABLE$26.094.6★70 rev

Eurzom 6 Pcs Halloween Propeller Hat Bow Tie and Adjustable Elastic Y Back Style Suspenders Set Helicopter Hat for Adult (Green Rim)

Eurzom$22.664.6★61 rev

Newest

by launch date

Sintege 2 Pcs Propeller Hat Nerd Silly Twirly Cap Helicopter Hat with Spinner and Adjustable Bowtie for Costumes (Red and Blue)

Sintege$12.87564 rev

8mo ago

Kids Deluxe Disney Tweedle Dee and Tweedle Dum Costume Jumpsuit with Hat | Alice in Wonderland Halloween Outfit X-Large

Fun Costumes$51.200 rev

10mo ago

10 Pcs Propeller Hat Halloween Rainbow Clown Hat Costume Adjustable Y Back Suspender Bow Tie Stripes Knee Sock and Long Gloves for Adult Men Women

Skyebed$23.723 rev

11mo ago

TUVWYSZ Red Cap with Yellow Flag White Collar With Blue Bow Tie Red Suspenders 3-Piece Accessory Kit for Costume (Two-set)

TUVWYSZ$33.0838 rev

1y ago

Tweedle Dee Costume Halloween Fairytale Character Tote Bag

Fun Wear Humorous Life Designs Halloween$18.980 rev

1y ago

What buyers say about tweedle dee and tweedle dum costume

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

What buyers love

Color18%

“colorful”

Value For Money14%

“Price wasn't bad though for what it could've been”

Material Quality14%

“Good material and fit”

Ease Of Use14%

“Easy Costume”

Strength7%

“The flag is on a metal rod that screws to the top making it very sturdy”

Quality-Overall7%

“Well made”

Machine Wash Suitability5%

“Washed and was a little better”

Size-Overall5%

“Fit was great”

Gifting Purpose4%

“Great for a gift in a set of two”

Stretchability/Expandability/Elasticity4%

“The socks are stretchy”

What buyers complain about

Pain Relief-Overall33%

“Pain in the butt”

Quality-Overall33%

“however its rather low quality”

Smell11%

“has a smell”

Top return reasons

Size-Overall55%

Defective Material/Parts6%

Advertised Vs Actual Product5%

Color4%

Quality-Overall3%

Length3%

Material Quality3%

Value For Money2%

Shape/Style2%

Chest Fit2%

Common questions

Is tweedle dee and tweedle dum costume profitable to sell on Amazon United States?: The niche generates $85K/yr across 22 tracked products. 1 of 4 products launched in the last 360 days are still selling. 90-day search growth is -15.4%. Flapen's verdict: Skip it (43/100).
How competitive is the tweedle dee and tweedle dum costume niche?: 16 brands and 19 sellers compete. The top 5 products take 60% of clicks and top 5 brands hold 69% of demand.
What do buyers complain about in tweedle dee and tweedle dum costume?: Top complaints mined from reviews: Pain Relief-Overall, Quality-Overall, Smell. The return rate is 7.1% — above our launch gate.
When does demand for tweedle dee and tweedle dum costume peak?: Demand peaks in Sep–Oct; the busiest month runs 20.6× the quietest.
What does it cost to enter the tweedle dee and tweedle dum costume niche?: Listings span $8.12–$51.20; the average listing price is $25.51 (sweet spot $15–$100). The average incumbent carries 368 reviews — the moat a new listing must climb.