Long Sleeve Onesies Boy
FailBuyers convert on only 0.8% of searches, so Long Sleeve Onesies Boy is a Fail.
- Flapen Score
- 41 / 100Ranks 11,351 of 16,930 Clothing, Shoes & Jewelry niches · −4 vs the category median of 4541
- Market size
- $71K/yr433K searches / yr
- 90-day growth
- -28.1%search demand this quarter
- Competition
- 25%top-5 click share · 22 brands · 22 sellers
Flapen Score
Long Sleeve Onesies Boy against its category
The dotted line is the Clothing, Shoes & Jewelry average. Past it, Long Sleeve Onesies Boy is stronger. Inside it, weaker.
Market
The Long Sleeve Onesies Boy market on Amazon at a glance
Shoppers on Amazon United States searched for Long Sleeve Onesies Boy 433K times last year and spent an estimated $71K. The top 5 brands take 81% of clicks. Demand peaks in Sep–Oct–Nov–Dec. Flapen scores it 41 out of 100, a Fail.
01 · Demand
An estimated 0.8% of those searches ended in a purchase.
Shoppers searched for this 433K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 0.8% of those searches ended in a purchase. Searches in the last 90 days moved -28.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated $71K a year.
- Searches, last 12 months
- 433K
- Growth, 90 days vs prior 90
- -28.1%
- Conversion, latest week
- 0.8%
- Market size, estimated
- $71Ka year
- Peak month
- October5.1× the quietest month
- Top search term
- long sleeve onesies boy281K searches a year
02 · Price
A sale here is worth $21.07.
Listings sell for $21.07 on average, from $9.14 to $58.41. Amazon reports units sold in ranges. This niche sold 4K to 5K a year. The average listing sells 0 to 100 of them. At $21.07 that is $0 to $2K a year per listing.
- Average price
- $21.07inside the $15 to $100 sweet spot
- Price range
- $9.14–$58.41
- 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
- 2.4%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is ads and reviews.
90% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 13.0% of listings are out of stock. The average listing ranks #177 within Baby Boys. It carries 13,390 reviews at 4.71 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 90%
- Prime listings
- 100%
- Out of stock, average day
- 13.0%
- Average rank
- #177in Baby Boys
- Average rating
- 4.71 starsAmazon United States average 4.42 stars
- Average reviews
- 13,390per listing
- Listings tracked
- 93
04 · Newcomers
17 of last year's 43 launches cleared the first-year sales bar.
43 products launched here in the last 12 months. 17 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 39 months on average, so the names here are settling in.
- Launched, last 12 months
- 43
- Successful launches
- 17Amazon's first-year sales bar
- Average brand age
- 39 months
Products
Top Long Sleeve Onesies Boy 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
Simple Joys by Carters unisex-baby 4-Pack Long-Sleeve Thermal Bodysuits Beige/Dark Grey/Grey/Ivory 3-6 Months
- Price
- $14.38
- Rating
- 4.9/5
- Reviews
- 9,311
- Age
- 2mo ago

Amazon Essentials x Sofia Grainge Unisex Babies Long Sleeve Crew Neck Bodysuit Pack of 3 Dark Green/Sheep/Stripe 12 Months
- Price
- $14.69
- Rating
- 4.7/5
- Reviews
- 466
- Age
- 9mo ago

Gerber Unisex Baby 6 Pack Long-sleeve Onesies Bodysuit And Toddler T-Shirt Set 6-pack White 6-9 Months US
- Price
- $16.83
- Rating
- 4.8/5
- Reviews
- 8,604
- Age
- 7y ago

Gerber Baby Boys 6-Pack Long-Sleeve Onesies Bodysuit Dinosaur Blue 12 Months
- Price
- $20.04
- Rating
- 4.8/5
- Reviews
- 8,271
- Age
- 6y ago

Simple Joys by Carters Baby Boys 5-Pack Long-Sleeve Bodysuit Shirt solids 3-6 Months
- Price
- $17.45
- Rating
- 4.8/5
- Reviews
- 39,809
- Age
- 2mo ago
Trending
estimated 90-day click momentum
Hudson Baby Unisex Baby Cotton Long-Sleeve Bodysuits Boy Daddy 5-Pack 6-9 Months
- Price
- $13.22
- Rating
- 4.8/5
- Reviews
- 28,835
- Age
- 2y ago

Amazon Essentials x Sofia Grainge Unisex Babies Long Sleeve Crew Neck Bodysuit Pack of 3 Ivory/Light Camel/Stripe 3-6 Months
- Price
- $12.16
- Rating
- 4.7/5
- Reviews
- 466
- Age
- 9mo ago

Baby Newborn Layette 10-Piece Set Cotton Bodysuits Long Sleeve Pants Sets Baby Boys Girls Toddler Unisex Baby Gift Sets for Airplane 6 9 Months
- Price
- $39.56
- Rating
- 4.7/5
- Reviews
- 283
- Age
- 1y ago

Amazon Essentials x Sofia Grainge Unisex Babies Long Sleeve Crew Neck Bodysuit Pack of 3 Dark Green/Sheep/Stripe 12 Months
- Price
- $14.69
- Rating
- 4.7/5
- Reviews
- 466
- Age
- 9mo ago

Simple Joys by Carters Baby Boys 5-Pack Long-Sleeve Bodysuit Shirt bears/animals green/stripes 3-6 Months
- Price
- $17.02
- Rating
- 4.8/5
- Reviews
- 39,809
- Age
- 2mo ago
Newest
by launch date
Simple Joys by Carters unisex-baby 4-Pack Long-Sleeve Thermal Bodysuits Beige/Dark Grey/Grey/Ivory 3-6 Months
- Price
- $14.38
- Rating
- 4.9/5
- Reviews
- 9,311
- Age
- 2mo ago

Simple Joys by Carters Baby Boys 5-Pack Long-Sleeve Bodysuit Shirt solids 3-6 Months
- Price
- $17.45
- Rating
- 4.8/5
- Reviews
- 39,809
- Age
- 2mo ago

Simple Joys by Carters Baby 5-pack Long-sleeved Bodysuits Blue/Grey 24 Months
- Price
- $17.79
- Rating
- 4.8/5
- Reviews
- 39,809
- Age
- 2mo ago

Simple Joys by Carters Baby Boys 5-Pack Long-Sleeve Bodysuit Shirt bears/animals green/stripes Newborn
- Price
- $17.12
- Rating
- 4.8/5
- Reviews
- 39,809
- Age
- 2mo ago

Simple Joys by Carters Baby 4-Pack Long-Sleeve Thermal Bodysuits
- Price
- $14.52
- Rating
- 4.9/5
- Reviews
- 9,311
- Age
- 2mo ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 25% of clicks, no more. An open shelf where new products get seen.
Brands
22 rising
Sellers
22
Est. top-5 brand share
81%
Top 20: 99%
Est. top-5 click share
25%
Top 20: 58%
Open market
15%
- Simple Joys by Carter's30%
- Gerber29%
- Amazon Essentials10%
- Hudson Baby7%
- Butterblu5%
- MEYSAHO4%
- Open — no brand owns it (16 brands, 15%)
Demand
Long Sleeve Onesies Boy search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Sep, Oct, Nov, Dec · busiest ÷ quietest = 5.1×
Search terms
Top Long Sleeve Onesies Boy search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- long sleeve onesies boy281K/yr
- baby boy long sleeve onesies24K/yr
- long sleeve baby boy onesies13K/yr
- newborn long sleeve onesies boy23K/yr
- onesie 18 months boy8K/yr
- baby boy onesies long sleeve13K/yr
- 18 months boy onesies6K/yr
- 12-18 month boy onesies5K/yr
- baby boy long sleeve onesie46K/yr
- tshirt onesies baby boy4K/yr
Reviews and returns
What reviews say buyers love and hate about Long Sleeve Onesies Boy
We read the reviews and the return reasons for every product selling here.
“Very very small”
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.
22 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 Long Sleeve Onesies Boy 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









