Mariners Shirt
Worth a lookShows a sweet-spot price point ($22.22 avg), but weak search conversion (1.0%) keeps it on the watch list.
Avg price
Great$22.22avg listing price — sweet spot $15–$100
Competition
Great26%top-5 click share — an open shelf
Price range
Great$7.12–$58.89cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Good765.37avg incumbent reviews — the moat a new listing must climb
Brand share
Good65%top-5 brand share — brands hold most of the demand
Growth
Good+38.1%90-day search growth — must beat 0% to launch
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Returns
Bad6.2%return rate — above 5% kills the launch gate
Market size
Bad$80K$80K/yr · 355K searches
Conversion
Bad1.0%search→purchase rate — share of searches ending in a sale
Is mariners shirt profitable on Amazon?
According to Flapen's Amazon United States niche tracking, mariners shirt is a $80K/yr Amazon United States market (355K searches/yr). The top 5 brands hold 65% of demand. Demand peaks in Sep–Oct. Verdict: Worth a look — 51/100.
Data updated Jul 22, 2026 · scored weekly · How we score niches
mariners shirt market size & sales
Units sold, revenue, conversion and listing quality across the tracked shelf.- Units sold / yr
- 4K–5K
- avg 0–100/product
- Revenue / yr
- $89K–$111K
- units × avg price
- Conversion rate
- 1.0%
- Avg BSR
- #6,071
- Page quality
- 0%
- Prime
- 97%
- Sponsored
- 87%
- Out of stock
- 19.2%
- Avg brand age
- 35 months
- Avg seller age
- 174 days
Competition: brands, sellers & click share
Clicks spread well past the top 5 (26% combined) — an open shelf where new products get seen.Brands
36 rising
Sellers
36
Top-5 brand share
65%
Top 20: 91%
Top-5 click share
26%
Top 20: 58%
Open market
32%
- Xtreme Apparrel27%
- JINTING16%
- CUEJDSA10%
- SGYHO8%
- ALLTB4%
- PNORATM3%
mariners shirt demand & seasonality
Weekly Amazon search volume, last 104 weeks — +38.1% search growth over the last 90 days.Peak months: Sep, Oct · busiest ÷ quietest = 20.2×
Top mariners shirt search terms shoppers use
The exact queries shoppers type, with yearly volume, growth and conversion.- seattle mariners shirt107K/yr
- mariners shirt99K/yr
- mariners t shirt23K/yr
- mariners shirt women46K/yr
- seattle mariners shirt women30K/yr
- womens mariners shirt11K/yr
- seattle mariners shirt men7K/yr
- kids mariners shirt9K/yr
- mariners shirt men9K/yr
- mariners tshirt13K/yr
Top mariners shirt 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.
All 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Xtreme Apparrel Seattle Baseball Skyline Mens Fan T-Shirt (Navy T-Shirt L)
Xtreme Apparrel$22.674.6★4,500 rev
Baseball Shirt Women Oversized Game Day Fan T-Shirt Baseball Season Short Sleeve Tops Grey
JINTING$18.154.6★276 rev
Womens Baseball T-Shirt Oversize Vintage Softball Graphic Short Sleeve Shirts Baseball Heart Tee Top
SGYHO$20.834.1★50 rev
CUEJDSA Stitched #29 Baseball City Jersey for Men Fans Baseball Shirts Costume (Blue Green Size XL)
CUEJDSA$35.285.0★9 rev
ALLTB Baseball Shirts Women Funny Baseball Mom Shirt Ballgame Graphic Tshirt Game Day Fan Tee Casual Short Sleeve Top Apricot
ALLTB$22.404.6★352 rev
Newest
by launch date
Baseball Shirt for Women - Baseball Tee Shirts Baseball Mom Tshirt Game Day Casual Crew Neck Short Sleeve Tops Grey
JINTING$18.544 rev
Baseball Shirt Women Striped Game Day Jersey Shirts Baseball Team Short Sleeve Tee Tops Fans Gifts Green
QLIPIN$15.5512 rev
Baseball Shirt Women Oversized Game Day Fan T-Shirt Baseball Season Short Sleeve Tops Grey
JINTING$18.15276 rev
Baseball Shirt Women Oversized Game Day Fan T-Shirt Baseball Season Short Sleeve Tops Blue
JINTING$17.94276 rev
Baseball Shirt Women Oversized Game Day Fan T-Shirt Baseball Season Short Sleeve Tops Blue
JINTING$17.75276 rev
Trending
90-day click momentumBaseball Shirt for Women - Baseball Tee Shirts Baseball Mom Tshirt Game Day Casual Crew Neck Short Sleeve Tops Grey
JINTING$18.544.0★
Baseball Shirt Women Striped Game Day Jersey Shirts Baseball Team Short Sleeve Tee Tops Fans Gifts Green
QLIPIN$15.554.2★
47 Brand MLB Mens Team Color Distressed Imprint Primary Logo Short Sleeve Baseball T-Shirt - Seattle Mariners - Navy - Medium
47$39.234.5★
Baseball Shirt Women Oversized Game Day Fan T-Shirt Baseball Season Short Sleeve Tops Grey
JINTING$18.544.6★
Baseball Shirt Women Oversized Game Day Fan T-Shirt Baseball Season Short Sleeve Tops Blue
JINTING$17.944.6★
What reviews say buyers love and hate about mariners shirt
What buyers praise and complain about, mined from review topics.What buyers love
“The fit is spot on—true to size”
“Cute shirt for baseball for whatever team your kid will be on and good quality”
“Super Comfy”
“The material is lightweight and comfortable, which is ideal for wearing to games or just hanging out”
“Soft Enough to Sleep In”
“The price of the T-shirt is awesome”
“great colors”
“Did not shrink when washed”
“Great quality that keeps it shape after several washings”
“Exactly as pictured”
What buyers complain about
“awkward fit”
“Cheap”
“the arm holes are a bit large”
“Broke within a week”
“18 is a bit small for my neck other than that love the color and design”
“It is slightly see through though”
“I had high hopes for this purchase, expecting better craftsmanship and fabric quality”
“Material was heavier than expected”
Top return reasons
Common mariners shirt questions
- Is mariners shirt profitable to sell on Amazon United States?
- The niche generates $80K/yr across 78 tracked products. 2 of 35 products launched in the last 360 days are still selling. 90-day search growth is +38.1%. Flapen's verdict: Worth a look (51/100).
- How competitive is the mariners shirt niche?
- 36 brands and 36 sellers compete. The top 5 products take 26% of clicks and top 5 brands hold 65% of demand.
- What do buyers complain about in mariners shirt?
- Top complaints mined from reviews: Size-Overall, Quality-Overall, Arm Fit. The return rate is 6.2% — above our launch gate.
- When does demand for mariners shirt peak?
- Demand peaks in Sep–Oct; the busiest month runs 20.2× the quietest.
- What does it cost to enter the mariners shirt niche?
- Listings span $7.12–$58.89; the average listing price is $22.22 (sweet spot $15–$100). The average incumbent carries 765 reviews — the moat a new listing must climb.