18 Month Boy Shirts
FailShoppers spend an estimated $70K a year here, so 18 Month Boy Shirts is a Fail.
- Flapen Score
- 47 / 100Top 41% of 16,930 Clothing, Shoes & Jewelry niches · +2 vs the category median of 4547
- Market size
- $70K/yr263K searches / yr
- 90-day growth
- +2.1%search demand this quarter
- Competition
- 10%top-5 click share · 40 brands · 47 sellers
Flapen Score
18 Month Boy Shirts against its category
The dotted line is the Clothing, Shoes & Jewelry average. Past it, 18 Month Boy Shirts is stronger. Inside it, weaker.
Market
The 18 Month Boy Shirts market on Amazon at a glance
Shoppers on Amazon United States searched for 18 Month Boy Shirts 263K times last year and spent an estimated $70K. The top 5 brands take 73% of clicks. Flapen scores it 47 out of 100, a Fail.
01 · Demand
An estimated 1.4% of those searches ended in a purchase.
Shoppers searched for this 263K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 1.4% of those searches ended in a purchase. Searches in the last 90 days moved +2.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated $70K a year.
- Searches, last 12 months
- 263K
- Growth, 90 days vs prior 90
- +2.1%
- Conversion, latest week
- 1.4%
- Market size, estimated
- $70Ka year
- Peak month
- March1.3× the quietest month
- Top search term
- 18 month boy shirts25K searches a year
02 · Price
A sale here is worth $18.49.
Listings sell for $18.49 on average, from $5.65 to $39.86. Amazon reports units sold in ranges. This niche sold 4K to 5K a year. The average listing sells 0 to 100 of them. At $18.49 that is $0 to $2K a year per listing.
- Average price
- $18.49inside the $15 to $100 sweet spot
- Price range
- $5.65–$39.86
- 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
- 2.0%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, 10.1% of listings are out of stock. The average listing ranks #84 within Baby Boys. It carries 6,921 reviews at 4.72 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 81%
- Prime listings
- 100%
- Out of stock, average day
- 10.1%
- Average rank
- #84in Baby Boys
- Average rating
- 4.72 starsAmazon United States average 4.42 stars
- Average reviews
- 6,921per listing
- Listings tracked
- 247
04 · Newcomers
25 of last year's 97 launches cleared the first-year sales bar.
97 products launched here in the last 12 months. 25 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 36 months on average, so the names here are settling in.
- Launched, last 12 months
- 97
- Successful launches
- 25Amazon's first-year sales bar
- Average brand age
- 36 months
Products
Top 18 Month Boy Shirts 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
Amazon Essentials Unisex Babies Short Sleeve T-Shirts Pack of 3 Oatmeal Heather/White/Stripe 18 Months
- Price
- $14.58
- Rating
- 4.8/5
- Reviews
- 491
- Age
- 1y ago

Amazon Essentials Unisex Babies Short Sleeve T-Shirts Pack of 3 Oatmeal Heather/White/Stripe 6-9 Months
- Price
- $14.19
- Rating
- 4.8/5
- Reviews
- 491
- Age
- 1y ago

Simple Joys by Carters Baby and Toddler Boys 3-Pack Solid Pocket Short-Sleeve Tee Shirts
- Price
- $14.76
- Rating
- 4.8/5
- Reviews
- 24,631
- Age
- 9mo ago

Amazon Essentials Unisex Babies Short Sleeve T-Shirts Pack of 3 Pastel Peach/Cheetah/Stripe 18 Months
- Price
- $14.27
- Rating
- 4.8/5
- Reviews
- 491
- Age
- 1y ago

Gerber Baby Girls 3-Pack Short-Sleeve Slip-on Shirts Infant and Toddler Hoodies White 6-9 Months US
- Price
- $9.57
- Rating
- 4.6/5
- Reviews
- 7,868
- Age
- 14y ago
Trending
estimated 90-day click momentum
Jecson Baby Boy Summer Clothes Boys Henley Shirt 3-Pack Cotton Stretch Tops Lightweight Summer T Shirts
- Price
- $14.77
- Rating
- 4.6/5
- Reviews
- 77
- Age
- 4mo ago

Garanimals Baby Girl Flower T-Shirt - Short Sleeve Tees - Kids Casual Crew Neck - Size 6-9 Months - Yellow Pink Light Blue - 4 Pack Set
- Price
- $23.52
- Rating
- 4.9/5
- Reviews
- 144
- Age
- 7mo ago

Amazon Essentials x Sofia Grainge Baby Girls Cotton Short Sleeve Blouses with Ruffles Pack of 2 Light Blue/Bouquets 18 Months
- Price
- $16.71
- Rating
- 4.8/5
- Reviews
- 224
- Age
- 2mo ago

Gerber Baby 6-Pack Long-Sleeve Side-Snap Mitten-Cuff Shirt white Newborn
- Price
- $17.47
- Rating
- 4.5/5
- Reviews
- 2,152
- Age
- 7y ago

YERIOK 5 Pack Boys Shirts Short Sleeve Shirts for Boys Cotton T-Shirts Kids Toddler Tshirts Tees Clothes Summer Tops
- Price
- $25.06
- Rating
- 4.7/5
- Reviews
- 1,466
- Age
- 2y ago
Newest
by launch date
Simple Joys by Carters Baby and Toddler Boys 3-Pack Tank Tops
- Price
- $15.32
- Rating
- 4.8/5
- Reviews
- 10,403
- Age
- 2mo ago

Amazon Essentials x Sofia Grainge Baby Girls Cotton Short Sleeve Blouses with Ruffles Pack of 2 Light Blue/Bouquets 18 Months
- Price
- $16.71
- Rating
- 4.8/5
- Reviews
- 224
- Age
- 2mo ago

Butterblu Taylor 5-Pack Short Sleeve T-Shirts 100% Organic Cotton for Boys & Girls Terra 18 Months
- Price
- $27.25
- Rating
- 4.7/5
- Reviews
- 220
- Age
- 3mo ago

Jecson Baby Boy Summer Clothes Boys Henley Shirt 3-Pack Cotton Stretch Tops Lightweight Summer T Shirts
- Price
- $14.77
- Rating
- 4.6/5
- Reviews
- 77
- Age
- 4mo ago

Garanimals Baby Girl Flower T-Shirt - Short Sleeve Tees - Kids Casual Crew Neck - Size 6-9 Months - Yellow Pink Light Blue - 4 Pack Set
- Price
- $23.52
- Rating
- 4.9/5
- Reviews
- 144
- Age
- 7mo ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 10% of clicks, no more. An open shelf where new products get seen.
Brands
40 rising
Sellers
47
Est. top-5 brand share
73%
Top 20: 94%
Est. top-5 click share
10%
Top 20: 26%
Open market
28%
- Amazon Essentials27%
- Gerber13%
- Simple Joys by Carter's10%
- Garanimals9%
- The Children's Place9%
- Cudlie3%
Demand
18 Month Boy Shirts search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.3×
Search terms
Top 18 Month Boy Shirts search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- 18 month boy shirts25K/yr
- 18 month girl shirts17K/yr
- baby girls tops17K/yr
- newborn shirts16K/yr
- baby boy shirt16K/yr
- 12 month boy shirts16K/yr
- baby boy shirts 12-18 months18K/yr
- camisetas para bebe12K/yr
- 12 month girl shirts12K/yr
- baby shirts 0-3 months13K/yr
Reviews and returns
What reviews say buyers love and hate about 18 Month Boy Shirts
We read the reviews and the return reasons for every product selling here.
“Runs smaller then actual size guide says definitely size up”
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 18 Month Boy Shirts 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









