Is baywatch costume profitable to sell on Amazon United States?

The niche generates $85K/yr across 30 tracked products. 90-day search growth is +221.7%. Flapen's verdict: Skip it (49/100).

How competitive is the baywatch costume niche?

9 brands and 13 sellers compete. The top 5 products take 49% of clicks and top 5 brands hold 95% of demand.

What do buyers complain about in baywatch costume?

Top complaints mined from reviews: Size-Overall, Thickness. The return rate is 7.3% — above our launch gate.

When does demand for baywatch costume peak?

Demand peaks in Jun–Jul–Sep–Oct; the busiest month runs 27.9× the quietest.

What does it cost to enter the baywatch costume niche?

Listings span $12.66–$29.27; the average listing price is $19.60 (sweet spot $15–$100). The average incumbent carries 673 reviews — the moat a new listing must climb.

baywatch costume

Skip it

Brand-locked demand (top 5 brands take 95% of clicks) — this niche doesn't clear our bar today.

Growth

Incredible+221.7%

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

Avg price

Great$19.60

avg listing price — sweet spot $15–$100

Price range

Great$12.66–$29.27

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

Review moat

Good673.3

avg incumbent reviews — the moat a new listing must climb

Competition

Good49%

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

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Conversion

Okay2.2%

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

Market size

Bad$85K

$85K/yr · 200K searches

Returns

Bad7.3%

return rate — above 5% kills the launch gate

Brand share

Bad95%

top-5 brand share — brand-locked demand

Signals Trending High Returns

According to Flapen's Amazon United States niche tracking, baywatch costume is a $85K/yr Amazon United States market (200K searches/yr). The top 5 brands hold 95% of demand. Demand peaks in Jun–Jul–Sep–Oct. Verdict: Skip it — 49/100.

Data updated Jul 20, 2026 · scored weekly · How we score niches

baywatch costume market data

Units sold / yr: 4K–5K; avg 100–250/product
Revenue / yr: $78K–$98K; units × avg price
Conversion rate: 2.2%
Avg BSR: #18,067
Page quality: 0%
Prime: 93%
Sponsored: 83%
Out of stock: 1.5%
Avg brand age: 45 months
Avg seller age: 189 days

Competition & brand share

The top 5 products take 49% of clicks — established leaders, but buyers still shop beyond them.

Brands

9 falling

Sellers

Top-5 brand share

95%

Top 20: 100%

Top-5 click share

49%

Top 20: 87%

Open market

Ann Arbor T-shirt Co.62%
LIFEGUARD24%
Popfunk5%
Kemp USA2%
Generic2%
Essential Wearables1%
Open — no brand owns it (3 brands, 4%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +221.7% search growth over the last 90 days.

Peak months: Jun, Jul, Sep, Oct · busiest ÷ quietest = 27.9×

Open Trend

Top baywatch costume search terms

lifeguard shirt82K/yr +244.5%1.2% conv.
life guard shirt20K/yr +295.7%1.0% conv.
baywatch costume32K/yr +51.9%0.2% conv.
lifeguard shirt men9K/yr +609.5%1.7% conv.
lifeguard shirt women13K/yr +350.4%0.9% conv.
lifeguard shirts5K/yr +390.4%1.6% conv.
lifeguard t shirt5K/yr +225.9%1.4% conv.
lifeguard tshirt5K/yr +418.7%1.4% conv.
white lifeguard shirt4K/yr +586.0%1.9% conv.
lifeguard long sleeve shirt4K/yr +224.0%0.4% conv.

All search terms

Top baywatch 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★)

All 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Lifeguard | Red Lifeguarding Unisex Uniform Costume T-Shirt for Men Women - M

Ann Arbor T-shirt Co.$17.884.6★1,603 rev

LIFEGUARD Officially Licensed 2-Pack Short Sleeve Crew Neck T-Shirt for Men Women Unisex Tee (Combo A M)

LIFEGUARD$24.414.4★437 rev

Lifeguard | White Lifeguarding Unisex Uniform Costume T-Shirt for Men Women - M

Ann Arbor T-shirt Co.$18.364.6★1,603 rev

Lifeguard - Red Adult Lifeguarding Uniform Costume Unisex Tank Top Men Women - L

Ann Arbor T-shirt Co.$18.424.5★1,247 rev

Lifeguard | Red Lifeguarding Unisex Uniform Costume T-Shirt for Men Women - L

Ann Arbor T-shirt Co.$17.914.6★1,603 rev

Newest

by launch date

Popfunk Lifeguard T Shirt Classic Beach Rescue Humor Tee for Men or Women Unisex Adult White Medium

Popfunk$12.6631 rev

1y ago

Popfunk Lifeguard T Shirt Classic Beach Rescue Humor Tee for Men or Women Unisex Adult White Large

Popfunk$12.7631 rev

1y ago

Lifeguard Staff T-Shirt Uniform - Soft Touch Cotton Material - Unisex - White - Medium

Essential Wearables$15.3742 rev

2y ago

Pamela Anderson Red Swimsuit Bathing Suit Pam and Tommy Costume Bikini Beach Swimsuits for Women Costume (Red XL)

Willyacos$19.1695 rev

3y ago

Lifeguard Staff Shirt Long Sleeve Premium 100% Polyester UV Protection/UPF 50+ | Breathable & Comfortable Fabric Embrace Safety & Style Easy Care Made in US | Unisex - White - M

Generic$18.8364 rev

3y ago

What buyers say about baywatch costume

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

What buyers love

Quality-Overall29%

“Good quality”

Size-Overall24%

“Fit him well”

Value For Money13%

“Incredible deal”

Machine Wash Suitability8%

“it washed well for the next use if in the event I need a quiet”

Weather Proof4%

“These shirts stand up well to the 80+ degree temperatures and high humidity”

Sleeve Fit4%

“Great guarding long sleeve”

Comfort-Overall4%

“Warm and comfortable”

Breathability3%

“The material is remarkably breathable and moisture-wicking, pulling sweat away instantly and drying fast after accidental splashes or water entries”

Print Quality3%

“the printed Lifeguard symbols never faded or deteriorated”

Durability3%

“the printed Lifeguard symbols never faded or deteriorated”

What buyers complain about

Size-Overall75%

“Much too small for an Adult Medium”

Thickness25%

“Thicker material than I thought”

Top return reasons

Size-Overall55%

Length9%

Chest Fit8%

Material Quality7%

Sleeve Fit3%

Quality-Overall3%

Advertised Vs Actual Product2%

Color2%

Thin2%

Waist Fit2%

Common questions

Is baywatch costume profitable to sell on Amazon United States?: The niche generates $85K/yr across 30 tracked products. 90-day search growth is +221.7%. Flapen's verdict: Skip it (49/100).
How competitive is the baywatch costume niche?: 9 brands and 13 sellers compete. The top 5 products take 49% of clicks and top 5 brands hold 95% of demand.
What do buyers complain about in baywatch costume?: Top complaints mined from reviews: Size-Overall, Thickness. The return rate is 7.3% — above our launch gate.
When does demand for baywatch costume peak?: Demand peaks in Jun–Jul–Sep–Oct; the busiest month runs 27.9× the quietest.
What does it cost to enter the baywatch costume niche?: Listings span $12.66–$29.27; the average listing price is $19.60 (sweet spot $15–$100). The average incumbent carries 673 reviews — the moat a new listing must climb.