Kids Undershirts
FailThe average product has 19,872 reviews to catch up to, so Kids Undershirts is a Fail.
- Flapen Score
- 46 / 100Top 46% of 16,930 Clothing, Shoes & Jewelry niches · +1 vs the category median of 4546
- Market size
- $73K/yr133K searches / yr
- 90-day growth
- +6.9%search demand this quarter
- Competition
- 19%top-5 click share · 21 brands · 35 sellers
Flapen Score
Kids Undershirts against its category
The dotted line is the Clothing, Shoes & Jewelry average. Past it, Kids Undershirts is stronger. Inside it, weaker.
Market
The Kids Undershirts market on Amazon at a glance
Shoppers on Amazon United States searched for Kids Undershirts 133K times last year and spent an estimated $73K. The top 5 brands take 74% of clicks. Flapen scores it 46 out of 100, a Fail.
01 · Demand
An estimated 2.9% of those searches ended in a purchase.
Shoppers searched for this 133K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 2.9% of those searches ended in a purchase. Searches in the last 90 days moved +6.9% against the 90 days before. Searches, conversion and average price together put the market at an estimated $73K a year.
- Searches, last 12 months
- 133K
- Growth, 90 days vs prior 90
- +6.9%
- Conversion, latest week
- 2.9%
- Market size, estimated
- $73Ka year
- Top search term
- boys undershirts size 14-1621K searches a year
02 · Price
A sale here is worth $19.02.
Listings sell for $19.02 on average, from $7.99 to $34.94. Amazon reports units sold in ranges. This niche sold 4K to 5K a year. The average listing sells 0 to 100 of them. At $19.02 that is $0 to $2K a year per listing.
- Average price
- $19.02inside the $15 to $100 sweet spot
- Price range
- $7.99–$34.94
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 4K–5K
- Units per listing a year
- 0–100
- Revenue per listing a year
- $0–$2K
- Returns
- 3.8%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
81% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 1.6% of listings are out of stock. The average listing ranks #150 within Clothing. It carries 19,872 reviews at 4.58 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 81%
- Prime listings
- 100%
- Out of stock, average day
- 1.6%
- Average rank
- #150in Clothing
- Average rating
- 4.58 starsAmazon United States average 4.42 stars
- Average reviews
- 19,872per listing
- Listings tracked
- 88
04 · Newcomers
5 of last year's 22 launches cleared the first-year sales bar.
22 products launched here in the last 12 months. 5 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 37 months on average, so the names here are settling in.
- Launched, last 12 months
- 22
- Successful launches
- 5Amazon's first-year sales bar
- Average brand age
- 37 months
Products
Top Kids Undershirts products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 8, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Hanes Boys Undershirt Tank Top Pack Kids Tank Undershirts Cool Comfort Moisture-Wicking Sleeveless Shirts White - 10 Pack Large
- Price
- $20.91
- Rating
- 4.6/5
- Reviews
- 19,107
- Age
- 3y ago

Fruit Of The Loom Boys Eversoft Cotton Undershirts T Shirts & Tank Tops Underwear T Shirt - Boys - 7 Pack - White X-Large US
- Price
- $15.31
- Rating
- 4.7/5
- Reviews
- 81,387
- Age
- 8y ago

Hanes Boys Undershirt Tank Top Pack Kids Tank Undershirts Cool Comfort Moisture-Wicking Sleeveless Shirts White - 10 Pack Medium
- Price
- $21.02
- Rating
- 4.6/5
- Reviews
- 19,107
- Age
- 3y ago

Fruit Of The Loom Boys Eversoft Cotton Undershirts T Shirts & Tank Tops Underwear Tank - Toddler - 10 Pack - White 4-5T US
- Price
- $18.59
- Rating
- 4.7/5
- Reviews
- 81,387
- Age
- 6y ago

Haloumoning Boys Tank Tops Kids Sleeveless Crewneck Undershirts Workout T-Shirts 5-14 Years White
- Price
- $8.60
- Rating
- 4.7/5
- Reviews
- 42
- Age
- 5mo ago
Trending
estimated 90-day click momentum
Feathers Boys Tagless Cotton Undershirts 5-Pack Soft Breathable White Tank Top Base Layer Sizes 218
- Price
- $21.67
- Rating
- 4.5/5
- Reviews
- 29
- Age
- 3mo ago

Gnodio 5 Pack Boys Tank Tops Boys Undershirts Kids Cotton Undershirts Tees Sleeveless Tank Tops Shirts Color B 9-10Y
- Price
- $19.53
- Rating
- 4.6/5
- Reviews
- 689
- Age
- 2y ago

Haloumoning Boys Tank Tops Kids Sleeveless Crewneck Undershirts Workout T-Shirts 5-14 Years White
- Price
- $8.60
- Rating
- 4.7/5
- Reviews
- 42
- Age
- 5mo ago

Phedrew 6 Pcs Kids Soft Undershirt Tank Tops Cotton Undershirt Sleeveless Shirts for Girls Boys Unisex White
- Price
- $19.56
- Rating
- 4.6/5
- Reviews
- 723
- Age
- 3y ago

Feathers Boys White Tank 100% Cotton Super Soft Tagless Undershirts 3-Pack Solid White 6
- Price
- $17.06
- Rating
- 4.7/5
- Reviews
- 1,100
- Age
- 10y ago
Newest
by launch date
Feathers Boys Tagless Cotton Undershirts 5-Pack Soft Breathable White Tank Top Base Layer Sizes 218
- Price
- $21.67
- Rating
- 4.5/5
- Reviews
- 29
- Age
- 3mo ago

Haloumoning Boys Tank Tops Kids Sleeveless Crewneck Undershirts Workout T-Shirts 5-14 Years White
- Price
- $8.60
- Rating
- 4.7/5
- Reviews
- 42
- Age
- 5mo ago

Fruit Of The Loom Boys Eversoft Cotton Undershirts T Shirts & Tank Tops Underwear T Shirt - Boys - 5 Pack - White Small US
- Price
- $15.78
- Rating
- 4.7/5
- Reviews
- 81,387
- Age
- 8mo ago

Gnodio 5 Pack Boys Tank Tops Boys Undershirts Kids Cotton Undershirts Tees Sleeveless Tank Tops Shirts Color B 9-10Y
- Price
- $19.53
- Rating
- 4.6/5
- Reviews
- 689
- Age
- 2y ago

Gnodio 5 Pack Boys Tank Tops Boys Undershirts Kids Cotton Undershirts Tees Sleeveless Tank Tops Shirts Color A 9-10Y
- Price
- $21.66
- Rating
- 4.6/5
- Reviews
- 689
- Age
- 2y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 19% of clicks, no more. An open shelf where new products get seen.
Brands
21 rising
Sellers
35
Est. top-5 brand share
74%
Top 20: 100%
Est. top-5 click share
19%
Top 20: 51%
Open market
23%
- Fruit of the Loom27%
- Hanes23%
- Gnodio9%
- Feathers8%
- Brix7%
- The Children's Place3%
Demand
Kids Undershirts search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Aug, Dec · busiest ÷ quietest = 2.4× · 11 of 12 months tracked
Search terms
Top Kids Undershirts search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- boys undershirts size 14-1621K/yr
- boys undershirts 10-1220K/yr
- kids undershirts14K/yr
- boys under shirt12K/yr
- camisillas para nios10K/yr
- boys under shirts9K/yr
- boys undershirts size 6-710K/yr
- boys under shirts size 10-127K/yr
- boys under shirts size 14-165K/yr
- boys undershirts size 8-1010K/yr
Reviews and returns
What reviews say buyers love and hate about Kids Undershirts
We read the reviews and the return reasons for every product selling here.
“Horrible fit”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
19 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Kids Undershirts questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









