Is mariners sweatshirt profitable to sell on Amazon United States?

The niche generates $13K/yr across 76 tracked products. 0 of 21 products launched in the last 360 days are still selling. 90-day search growth is -28.8%. Flapen's verdict: Skip it (39/100).

How competitive is the mariners sweatshirt niche?

41 brands and 49 sellers compete. The top 5 products take 26% of clicks and top 5 brands hold 41% of demand.

What do buyers complain about in mariners sweatshirt?

Top complaints mined from reviews: Size-Overall, Sleeve Fit, Color. The return rate is 11.8% — above our launch gate.

What does it cost to enter the mariners sweatshirt niche?

Listings span $8.98–$114.90; the average listing price is $37.83 (sweet spot $15–$100). The average incumbent carries 4,173 reviews — the moat a new listing must climb.

Mariners Sweatshirt

Skip it

High returns (11.8%) — this niche doesn't clear our bar today.

Avg price

Incredible$37.83

avg listing price — sweet spot $15–$100

Brand share

Great41%

top-5 brand share — no brand owns this niche

Competition

Great26%

top-5 click share — an open shelf

Price range

Great$8.98–$114.90

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

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Review moat

Bad4,172.89

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-28.8%

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

Conversion

Bad0.3%

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

Market size

Bad$13K

$13K/yr · 116K searches

Returns

Bad11.8%

return rate — above 5% kills the launch gate

Signals No Dominant Brand Low Review Barrier High Returns

Is mariners sweatshirt profitable on Amazon?

According to Flapen's Amazon United States niche tracking, mariners sweatshirt is a $13K/yr Amazon United States market (116K searches/yr). The top 5 brands hold 41% of demand. Verdict: Skip it — 39/100.

Data updated Jul 21, 2026 · scored weekly · How we score niches

mariners sweatshirt market size & sales

Units sold, revenue, conversion and listing quality across the tracked shelf.

Units sold / yr: 750–1K; avg 0–100/product
Revenue / yr: $28K–$38K; units × avg price
Conversion rate: 0.3%
Avg BSR: #33,825
Page quality: 0%
Prime: 59%
Sponsored: 83%
Out of stock: 24.0%
Avg brand age: 37 months
Avg seller age: 177 days

Competition: brands, sellers & click share

Clicks spread well past the top 5 (26% combined) — an open shelf where new products get seen.

Brands

41 rising

Sellers

Top-5 brand share

41%

Top 20: 87%

Top-5 click share

26%

Top 20: 58%

Open market

54%

Wild Bobby11%
Amazon Essentials9%
G-III Sports8%
Xtreme Apparrel6%
Mitchell & Ness6%
Vintage Retro Washington Apparel5%

mariners sweatshirt demand & seasonality

Weekly Amazon search volume, last 37 weeks — -28.8% search growth over the last 90 days.

Open Trend

Top mariners sweatshirt search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

seattle mariners sweatshirt28K/yr -21.4%0.3% conv.
seattle mariners hoodie24K/yr -37.2%0.3% conv.
mariners sweatshirt30K/yr -27.8%0.3% conv.
mariners hoodie18K/yr -40.1%0.6% conv.
mariners sweatshirt women7K/yr -4.8%0.9% conv.
mariners sweatshirt men5K/yr -18.0%1.2% conv.
mariners hoodie men4K/yr -7.6%0.5% conv.

All search terms

Top mariners sweatshirt products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

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★)3 products missing review or click data not plotted

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

Top sellers

by 90-day click share

Wild Bobby Hometown Fan Team Pride Baseball Sweatshirt Unisex Crewneck Sports Fan Baseball Sweater Crewneck Sweatshirt Game Day Apparel Gift Seattle Navy Large

Wild Bobby$31.074.6★48 rev

G-III Sports Mens Seattle Mariners Lightweight Pullover Hoodie (US Alpha Large Regular Regular Navy)

G-III Sports$67.164.5★2 rev

Mitchell & Ness Mens Seattle Mariners Head Coach Pullover Hoodie (US Alpha Large Regular Regular Blue)

Mitchell & Ness$113.650.0★0 rev

Amazon Essentials Mens Crewneck Fleece Sweatshirt with Ribbing (Available in Big & Tall) Navy Large

Amazon Essentials$11.564.5★41,629 rev

Seattle Washington Three Stripe Vintage Weathered Pullover Hoodie

Vintage Retro Washington Apparel$30.234.4★12 rev

Newest

by launch date

G-III Sports Mens Seattle Mariners Lightweight Pullover Hoodie (US Alpha Large Regular Regular Navy)

G-III Sports$67.162 rev

4mo ago

BarleyCone Jaxon Smith-Njigba AIR JSN Seattle Hooded Sweatshirt Hoodie ADULT MEDIUM Navy Blue

BarleyCone$39.480 rev

5mo ago

Maine Maritime Mariners Arch Over Blue Officially Licensed Pullover Hoodie

Elite Authentics$39.252 rev

8mo ago

ALLTB Baseball Sweatshirt Women Game day Sweater Funny Ballgame Graphic Shirt Casual Long Sleeve Top for Mom Baseball Football Fan Apricot

ALLTB$24.5364 rev

10mo ago

Cal Raleigh | Seattle MLB Baseball Players | MLBCRA202M Pullover Hoodie

License Champs$31.868 rev

12mo ago

What reviews say buyers love and hate about mariners sweatshirt

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

What buyers love

Size-Overall18%

“Fit is accurate”

Quality-Overall14%

“High quality sweatshirt”

Comfort-Overall12%

“Super comfortable”

Color12%

“Vibrant color”

Soft Feel7%

“soft inside”

Warmth4%

“Warm and comfy”

Weight Light3%

“Not too heavy”

Material Quality3%

“The material is nice and thick”

Value For Money2%

“Great value for money”

Advertised Vs Actual Product2%

“As described”

What buyers complain about

Size-Overall24%

“Way too small”

Sleeve Fit6%

“The sleeves shrunk to an unnatural length after washing”

Color4%

“Don't buy the gray”

Quality-Overall3%

“It isnt the same quality as LULU or ALO”

Material Quality3%

“I think I sent this product back or gave to good will - did not like the material”

Thickness3%

“Its very thick”

Advertised Vs Actual Product2%

“it didnt really look like the picture”

Arm Fit2%

“my arms aren't abnormally long”

Shape/Style2%

“Not flattering”

Hip Fit2%

“tight in the hips”

Top return reasons

Size-Overall55%

Color8%

Material Quality5%

Sleeve Fit5%

Length5%

Advertised Vs Actual Product3%

Waist Fit2%

Chest Fit2%

Width2%

Thin1%

Common mariners sweatshirt questions

Is mariners sweatshirt profitable to sell on Amazon United States?: The niche generates $13K/yr across 76 tracked products. 0 of 21 products launched in the last 360 days are still selling. 90-day search growth is -28.8%. Flapen's verdict: Skip it (39/100).
How competitive is the mariners sweatshirt niche?: 41 brands and 49 sellers compete. The top 5 products take 26% of clicks and top 5 brands hold 41% of demand.
What do buyers complain about in mariners sweatshirt?: Top complaints mined from reviews: Size-Overall, Sleeve Fit, Color. The return rate is 11.8% — above our launch gate.
What does it cost to enter the mariners sweatshirt niche?: Listings span $8.98–$114.90; the average listing price is $37.83 (sweet spot $15–$100). The average incumbent carries 4,173 reviews — the moat a new listing must climb.