---
title: "6-9 Month Sleepers — $55K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/6-9-month-sleepers"
last_updated: "2026-08-10T17:45:39.176Z"
locale: en
meta:
description: "Niche score 45/100 · $55K/yr market · 119K searches/yr · $22.42 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 45/100 · $55K/yr market · 119K searches/yr · $22.42 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "6-9 Month Sleepers — $55K/yr Amazon US Niche (2026) - Flapen"
---
# **6-9 month sleepers**
**Skip it**
A small market ($55K/yr) — this niche doesn't clear our bar today.
Market size 14Growth 16Conversion 26Competition 95Returns 59Price range 79Avg price 94Brand share 57Review moat 19Quality gap 23
**Competition**
**Incredible****20%**
top-5 click share — an open shelf
**Avg price**
**Great****$22.42**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$9.62–$36.32**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Returns**
**Good****2.6%**
return rate — above 5% kills the launch gate
**Brand share**
**Good****71%**
top-5 brand share — brands hold most of the demand
**Conversion**
**Okay****2.1%**
search→purchase rate — share of searches ending in a sale
**Quality gap**
**Bad****4.6★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Bad****15,812.36**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-17.0%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****$55K**
$55K/yr · 119K searches
According to Flapen's Amazon United States niche tracking, 6-9 month sleepers is a $55K/yr Amazon United States market (119K searches/yr). The top 5 brands hold 71% of demand. Demand peaks in Oct–Nov–Dec. Verdict: Skip it — 45/100.
Data updated Jul 8, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **6-9 month sleepers market data**
- **Units sold / yr**
- **3K–3K**
- avg 0–100/product
- **Revenue / yr**
- **$56K–$67K**
- units × avg price
- **Conversion rate**
- **2.1%**
- **Avg BSR**
- **#50**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **97%**
- **Out of stock**
- **8.8%**
- **Avg brand age**
- **36 months**
- **Avg seller age**
- **163 days**
## **Competition & brand share**
Clicks spread well past the top 5 (20% combined) — an open shelf where new products get seen.
**Brands**
**19 **▼falling
**Sellers**
**20**
**Top-5 brand share**
**71%**
Top 20: 100%
**Top-5 click share**
**20%**
Top 20: 49%
**Open market**
**25%**
- Gerber27% - Simple Joys by Carter's15% - Yoofoss13% - FIEMOL9% - Onesies Brand6% - Amazon Essentials5%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -17.0% search growth over the last 90 days.
8K6KPrime Day '24Spike '24Black Friday '24Holiday '24Prime Day '25Spike '25Holiday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Oct, Nov, Dec · busiest ÷ quietest = 2.8×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/6-9-month-sleepers/trend)
## **Top 6-9 month sleepers search terms**
- **6-9 month boy pajamas**10K/yr+34.6%2.1% conv. - **6-9 month girl pajamas**10K/yr-0.8%1.5% conv. - **9 month pajamas**7K/yr-1.9%1.5% conv. - **9 month boy pajamas**8K/yr-20.2%1.2% conv. - **9 month pajamas girl**6K/yr-15.5%2.2% conv. - **6-9 month sleepers boy**6K/yr-29.8%1.6% conv. - **9 month pajamas boy**6K/yr-30.0%2.0% conv. - **9 month girl pajamas**6K/yr-11.8%2.3% conv. - **6-9 month sleepers girl**7K/yr-24.8%1.3% conv. - **baby boy pjs 6-9 months**5K/yr-11.5%1.1% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/6-9-month-sleepers/search-terms)
## **Top 6-9 month sleepers products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%2%$1K4%$2K6%$3K8%$4K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**FIEMOL Baby Boy Sleepers 100% Cotton Footie Pajamas Newborn 0-3 3-6 6-9 Months with 2-Way Zipper & Mitten Cuffs Ultra Soft 2 Pack Footed PJs Baby Boy Clothes**FIEMOL**$16.34**4.8★63 rev](https://www.amazon.com/dp/B0FYX5DMP6) [2**FIEMOL Baby Girl Sleepers 100% Cotton Footie Pajamas Newborn 0-3 3-6 6-9 Months with 2-Way Zipper & Mitten Cuffs Ultra Soft 2 Pack Footed PJs Baby Girl Clothes**FIEMOL**$16.47**4.6★64 rev](https://www.amazon.com/dp/B0FYXJLD9T) [3**Yoofoss Baby Pajamas 100% Organic Cotton Baby Sleepers for 6-9 Month Boys Girls Clothes 3-Pack Soft infant Toddler Footed PJs with Mitten Cuffs Zipper Footies Pajamas**Yoofoss**$21.85**4.7★1,181 rev](https://www.amazon.com/dp/B0F5B76QZD) [4**Gerber Baby Girls 4 Pack N Play Footie And Toddler Sleepers Golden Floral 6-9 Months US**Gerber**$26.17**4.7★71,841 rev](https://www.amazon.com/dp/B0B6GXMZQB) [5**Yoofoss Baby Pajamas 100% Organic Cotton Baby Sleepers for 6-9 Month Boys Girls Clothes 3-Pack Soft infant Toddler Footed PJs with Mitten Cuffs Zipper Footies Pajamas**Yoofoss**$25.14**4.7★1,181 rev](https://www.amazon.com/dp/B0FVFYZF6J)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Simple Joys By Carters Baby Girls Cotton Footed Play Pack Of 2 And Toddler Sleepers Violet/Ivory Duck 6-9 Months US**Simple Joys by Carter's**$15.73**8,357 rev2mo ago](https://www.amazon.com/dp/B0BLDWS8T7) [**Simple Joys by Carters Baby Boys 2-Pack 2-way Zip Cotton Footed Sleep and Play**Simple Joys by Carter's**$15.16**17,337 rev2mo ago](https://www.amazon.com/dp/B07ZPQF6K6) [**Simple Joys by Carters Baby Girls 3-Pack Loose Fit Flame Resistant Polyester Footed Pajamas Sleepwear dino/strawberry/flamingo 6-9 Months**Simple Joys by Carter's**$24.74**17,951 rev2mo ago](https://www.amazon.com/dp/B07GXWQ8N4) [**Simple Joys by Carters Baby 3-pack Snug-fit Footed Cotton Pajamas Crab/Sea Creatures/Cars 6-9 Months**Simple Joys by Carter's**$22.91**48,657 rev2mo ago](https://www.amazon.com/dp/B0744PQTJ9) [**FIEMOL Baby Boy Sleepers 100% Cotton Footie Pajamas Newborn 0-3 3-6 6-9 Months with 2-Way Zipper & Mitten Cuffs Ultra Soft 2 Pack Footed PJs Baby Boy Clothes**FIEMOL**$16.34**63 rev5mo ago](https://www.amazon.com/dp/B0FYX5DMP6)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Baby Essentials Baby Girls Footie Sleepwear Pajama Set 4-Piece Long Sleeve Zip Front Sleep & Play (9 months)**Baby Essentials**$23.32**4.7★**▲ 73%**](https://www.amazon.com/dp/B0G32LRM47) [**Yoofoss Baby Pajamas 100% Organic Cotton Baby Sleepers for 6-9 Month Boys Girls Clothes 3-Pack Soft infant Toddler Footed PJs with Mitten Cuffs Zipper Footies Pajamas**Yoofoss**$25.55**4.7★**▲ 73%**](https://www.amazon.com/dp/B0FVFXPT5Y) [**Carters Girl PurelySoft Sleep and Play Pajamas Garden Print 9M**Carter's**$14.58**4.8★**▲ 72%**](https://www.amazon.com/dp/B0G6724B22) [**Yoofoss Baby Pajamas 100% Organic Cotton Baby Sleepers for 6-9 Month Boys Girls Clothes 3-Pack Soft infant Toddler Footed PJs with Mitten Cuffs Zipper Footies Pajamas**Yoofoss**$25.14**4.7★**▲ 70%**](https://www.amazon.com/dp/B0FVFYZF6J) [**Gerber Baby Girls 4 Pack N Play Footie And Toddler Sleepers Princess Pink 6-9 Months US**Gerber**$26.07**4.7★**▲ 60%**](https://www.amazon.com/dp/B08BV9335S)
**~~View all trending →~~**
## **What buyers say about 6-9 month sleepers**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Soft Feel**16%
*“Soft fabric”*
**Quality-Overall**14%
*“Great quality baby clothes”*
**Size-Overall**13%
*“Fits as expected”*
**Comfort-Overall**8%
*“Comfy and cute”*
**Warmth**4%
*“they keep her warm”*
**Material Quality**4%
*“Such soft material”*
**Color**3%
*“Colors are beautiful”*
**Thickness**3%
*“Not too thick”*
**Value For Money**3%
*“Great value”*
**Zipper Quality**3%
*“smooth zip”*
### **What buyers complain about **
**Size-Overall**24%
*“Runs a bit small”*
**Quality-Overall**8%
*“Cheap”*
**Zipper Quality**7%
*“Zipper and material feels cheap”*
**Material Quality**5%
*“Cheap material”*
**Thickness**4%
*“He is a thick boy”*
**Durability**2%
*“Ripped in less than 1 month”*
**Color**2%
*“the blue dye faded in large patches”*
**Stitch/Finish/Polish**2%
*“Minor seam seperation”*
**Product Condition**2%
*“Arrived used”*
**Stretchability/Expandability/Elasticity**2%
*“Hands and Feet dont stretch”*
### **Top return reasons **
**Size-Overall**52%
**Length**13%
**Material Quality**6%
**Zipper Quality**5%
**Thin**3%
**Advertised Vs Actual Product**3%
**Sleeve Fit**2%
**Value For Money**2%
**Feet Fit**2%
**Thigh Fit**1%
## **Common questions**
- **Is 6-9 month sleepers profitable to sell on Amazon United States?**
- The niche generates $55K/yr across 118 tracked products. 35 of 53 products launched in the last 360 days are still selling. 90-day search growth is -17.0%. Flapen's verdict: Skip it (45/100).
- **How competitive is the 6-9 month sleepers niche?**
- 19 brands and 20 sellers compete. The top 5 products take 20% of clicks and top 5 brands hold 71% of demand.
- **What do buyers complain about in 6-9 month sleepers?**
- Top complaints mined from reviews: Size-Overall, Quality-Overall, Zipper Quality. The return rate is 2.6%.
- **When does demand for 6-9 month sleepers peak?**
- Demand peaks in Oct–Nov–Dec; the busiest month runs 2.8× the quietest.
- **What does it cost to enter the 6-9 month sleepers niche?**
- Listings span $9.62–$36.32; the average listing price is $22.42 (sweet spot $15–$100). The average incumbent carries 15,812 reviews — the moat a new listing must climb.
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