Boys Long Underwear Size 10-12
FailDemand is soft, at -76.6% this quarter, so Boys Long Underwear Size 10-12 is a Fail.
- Flapen Score
- 40 / 100Ranks 12,044 of 16,930 Clothing, Shoes & Jewelry niches · −5 vs the category median of 4540
- Market size
- $47K/yr51K searches / yr
- 90-day growth
- -76.6%search demand this quarter
- Competition
- 43%top-5 click share · 20 brands · 24 sellers
Flapen Score
Boys Long Underwear Size 10-12 against its category
The dotted line is the Clothing, Shoes & Jewelry average. Past it, Boys Long Underwear Size 10-12 is stronger. Inside it, weaker.
Market
The Boys Long Underwear Size 10-12 market on Amazon at a glance
Shoppers on Amazon United States searched for Boys Long Underwear Size 10-12 51K times last year and spent an estimated $47K. The top 5 brands take 63% of clicks. Demand peaks in Jan–Feb–Oct–Nov–Dec. Flapen scores it 40 out of 100, a Fail.
01 · Demand
An estimated 4.5% of those searches ended in a purchase.
Shoppers searched for this 51K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 4.5% of those searches ended in a purchase. Searches in the last 90 days moved -76.6% against the 90 days before. Searches, conversion and average price together put the market at an estimated $47K a year.
- Searches, last 12 months
- 51K
- Growth, 90 days vs prior 90
- -76.6%
- Conversion, latest week
- 4.5%
- Market size, estimated
- $47Ka year
- Peak month
- December14.7× the quietest month
- Top search term
- youth thermal base layer12K searches a year
02 · Price
A sale here is worth $20.78.
Listings sell for $20.78 on average, from $12.12 to $32.24. Amazon reports units sold in ranges. This niche sold 2K to 2K a year. The average listing sells 0 to 100 of them. At $20.78 that is $0 to $2K a year per listing.
- Average price
- $20.78inside the $15 to $100 sweet spot
- Price range
- $12.12–$32.24
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 2K–2K
- Units per listing a year
- 0–100
- Revenue per listing a year
- $0–$2K
- Returns
- 6.9%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
89% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 6.3% of listings are out of stock. The average listing ranks #13 within Clothing. It carries 1,114 reviews at 4.72 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 89%
- Prime listings
- 100%
- Out of stock, average day
- 6.3%
- Average rank
- #13in Clothing
- Average rating
- 4.72 starsAmazon United States average 4.42 stars
- Average reviews
- 1,114per listing
- Listings tracked
- 38
04 · Newcomers
0 of last year's 6 launches cleared the first-year sales bar.
6 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 44 months on average, so the names here are settling in.
- Launched, last 12 months
- 6
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 44 months
Products
Top Boys Long Underwear Size 10-12 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
Spyder Kids Thermal Underwear Set - 2 Piece Soft Stretch Moisture Wicking Girls Boys Thermal Set Long Johns for Kids Size 16-18 Black
- Price
- $20.91
- Rating
- 4.7/5
- Reviews
- 208
- Age
- 1y ago

Runhit Thermal Underwear for Kids Long Johns Ultra Soft Long Sleeve Shirts Sets Skiing Base Layer Fleece Lined Pants Suit Black M
- Price
- $12.86
- Rating
- 4.7/5
- Reviews
- 632
- Age
- 2y ago

Spyder Kids Thermal Underwear Set - 2 Piece Soft Stretch Moisture Wicking Girls Boys Thermal Set Long Johns for Kids Size 16-18 Heather Grey
- Price
- $20.49
- Rating
- 4.7/5
- Reviews
- 208
- Age
- 1y ago

TELALEO Boys Girls Thermal Set Fleece Lined Underwear Set Kids Compression Shirts Athletic Sports Tops Leggings Baselayer Shirts/Pants Set M
- Price
- $18.55
- Rating
- 4.8/5
- Reviews
- 2,926
- Age
- 6y ago

Ewedoos Thermal Underwear Set for Kids Thermals Top and Bottom Set Boys Long Johns Base Layer Thermal Set Black
- Price
- $15.91
- Rating
- 4.8/5
- Reviews
- 517
- Age
- 2y ago
Trending
estimated 90-day click momentum
BAMBOO COOL Boys Underwear Moisture-Wicking Brethable Boxer Briefs Soft Lightweight Tag-Free with Fly Pouch 6-Pack
- Price
- $32.24
- Rating
- 4.8/5
- Reviews
- 869
- Age
- 2y ago

Runhit Thermal Underwear for Kids Long Johns Ultra Soft Long Sleeve Shirts Sets Skiing Base Layer Fleece Lined Pants Suit Black M
- Price
- $12.86
- Rating
- 4.7/5
- Reviews
- 632
- Age
- 2y ago

HXP Boys Compression Thermal Base Layer Set Athletic Youth Fleece Lined Long Sleeve Sports Tops Leggings for Kids Black M
- Price
- $12.12
- Rating
- 4.7/5
- Reviews
- 85
- Age
- 6mo ago

Spyder Kids Thermal Underwear Set - 2 Piece Soft Stretch Moisture Wicking Girls Boys Thermal Set Long Johns for Kids Size 16-18 Black
- Price
- $20.91
- Rating
- 4.7/5
- Reviews
- 208
- Age
- 1y ago

G Gradual Youth Boys Compression Thermal Shirt Long Sleeve Fleece Undershirt for Boy Football Baseball Soccer Base Layer(Black XS)
- Price
- $16.20
- Rating
- 4.8/5
- Reviews
- 1,308
- Age
- 2y ago
Newest
by launch date
HXP Boys Compression Thermal Base Layer Set Athletic Youth Fleece Lined Long Sleeve Sports Tops Leggings for Kids Black M
- Price
- $12.12
- Rating
- 4.7/5
- Reviews
- 85
- Age
- 6mo ago

Zando Boys Thermal Underwear Set - Kids Thermals Top and Bottom Winter Warm Kids Long Johns 4T Fleece Lined Compression Shirt Leggings Thermal Base Layer for Boys Girls Cold Weather 2 Set Black 5T
- Price
- $22.88
- Rating
- 4.7/5
- Reviews
- 85
- Age
- 10mo ago

Spyder Kids Thermal Underwear Set - 2 Piece Soft Stretch Moisture Wicking Girls Boys Thermal Set Long Johns for Kids Size 16-18 Black
- Price
- $20.91
- Rating
- 4.7/5
- Reviews
- 208
- Age
- 1y ago

Spyder Kids Thermal Underwear Set - 2 Piece Soft Stretch Moisture Wicking Girls Boys Thermal Set Long Johns for Kids Size 16-18 Heather Grey
- Price
- $20.49
- Rating
- 4.7/5
- Reviews
- 208
- Age
- 1y ago

Spyder Kids Thermal Underwear Set - 2 Piece Soft Stretch Moisture Wicking Girls Boys Thermal Set Long Johns for Kids Size 8-10 Black
- Price
- $23.03
- Rating
- 4.7/5
- Reviews
- 208
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 43% of clicks. Leaders hold, but buyers still shop past them.
Brands
20 falling
Sellers
24
Est. top-5 brand share
63%
Top 20: 100%
Est. top-5 click share
43%
Top 20: 80%
Open market
31%
- Spyder30%
- TELALEO10%
- Runhit8%
- Rolimaka8%
- Ewedoos7%
- Cuddl Duds6%
Demand
Boys Long Underwear Size 10-12 search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Jan, Feb, Oct, Nov, Dec · busiest ÷ quietest = 14.7×
Search terms
Top Boys Long Underwear Size 10-12 search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- youth thermal base layer12K/yr
- boys long underwear size 10-127K/yr
- boys long underwear size 14-165K/yr
- kids long underwear boys3K/yr
- base layer boys4K/yr
- 4t thermals for boys7K/yr
- 5t thermals for boys6K/yr
- boys long johns size 10-123K/yr
- boys long johns size 14-163K/yr
Reviews and returns
What reviews say buyers love and hate about Boys Long Underwear Size 10-12
We read the reviews and the return reasons for every product selling here.
“Size is 2 sizes tighter than it shouldve been”
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 Boys Long Underwear Size 10-12 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









