---
title: "baby thermal set — Niche Verdict: Skip it (49/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/clothing-shoes-jewelry/baby-thermal-set"
last_updated: "2026-07-10T00:15:12.448Z"
locale: en
meta:
  description: "a small market ($9K/yr) — baby thermal set doesn't clear our bar today."
  "og:description": "a small market ($9K/yr) — baby thermal set doesn't clear our bar today."
  "og:title": "baby thermal set — Niche Verdict: Skip it (49/100) | Amazon United States - Flapen"
---

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# **baby thermal set**

**Skip it****49/100 **

a small market ($9K/yr) — baby thermal set doesn't clear our bar today.

**Market/yr**

**$9K**

**Growth (1y)**

**+167.8%**

**Products**

**77**

**Brands**

**28**

was 12 a year ago

**Sellers**

**32**

**Price range**

**$9.63–$31.61**

**Returns**

**4.9%**

**Rating**

**4.5★**

**Skip it**

Scored 49/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns

Market size

**0**

 ×0.30

Growth

**73**

 ×0.30

Competition

**89**

 ×0.20

Quality gap

**35**

 ×0.10

Returns

**61**

 ×0.10

## **Demand**

Weekly Amazon search volume, last 104 weeks — +167.8% year over year.

10K5KPrime Day '24Spike '24Holiday '24Spike '25Holiday '25Spike '26Jul '24Nov '24Mar '25Jul '25Nov '25Mar '26

## **Seasonality**

Monthly demand index across the year — 1.00 is average.

JFMAMJJASOND

Peak months: Jan, Oct, Nov, Dec · busiest ÷ quietest = 26.4×

## **Competition**

- American Trends21% - Simple Joys by Carter's14% - Zando12% - PUMYOON7% - Burt's Bees Baby6% - Hudson Baby5% - Other (22 brands)36%

Clicks spread well past the top 5 (26% combined) — an open shelf where new products get seen. 28 brands and 32 sellers compete here.

**Brands**

**28 **▲rising

was 12 a year ago

**Sellers**

**32**

**Top 5 brand share**

**59%**

#ProductBrandPriceRatingReviewsClick shareTrend

1
![Girls Underwear Kids Thermal Underwears Toddler Winter Base Layer Long Johns Sets for Boys A Black Medium (90) /2T-3T](https://m.media-amazon.com/images/I/31RtK1wZWoL.jpg) [**Girls Underwear Kids Thermal Underwears Toddler Winter Base Layer Long Johns Sets for Boys A Black Medium (90) /2T-3T**](https://www.amazon.com/dp/B08R5VP3B4)

American Trends$17.384.7★1,2829%▼falling

2
![Girls Underwear Kids Thermal Underwears Toddler Winter Base Layer Long Johns Sets for Boys A Black Large (100) /3T-4T](https://m.media-amazon.com/images/I/311q1qrb+rL.jpg) [**Girls Underwear Kids Thermal Underwears Toddler Winter Base Layer Long Johns Sets for Boys A Black Large (100) /3T-4T**](https://www.amazon.com/dp/B09GVXCBMD)

American Trends$16.914.7★1,2107%▼falling

3
![Simple Joys by Carters Unisex Babies Long-Sleeve Thermal Bodysuits Pack of 4 Beige/Dark Grey/Grey/Ivory 24 Months](https://m.media-amazon.com/images/I/41+HrgTjr1L.jpg) [**Simple Joys by Carters Unisex Babies Long-Sleeve Thermal Bodysuits Pack of 4 Beige/Dark Grey/Grey/Ivory 24 Months**](https://www.amazon.com/dp/B08XW33ZZL)

Simple Joys by Carter's$15.044.9★9,3113%▼falling

4
![PUMYOON 3T 4T 5T 2T Thermal Underwear for Kids Toddler Thermal Underwear Set Boys Toddler Winter Clothes Black Pink](https://m.media-amazon.com/images/I/31MHkkUgABL.jpg) [**PUMYOON 3T 4T 5T 2T Thermal Underwear for Kids Toddler Thermal Underwear Set Boys Toddler Winter Clothes Black Pink**](https://www.amazon.com/dp/B0FPQCP6F8)

PUMYOON$16.824.5★2113%▲rising

5
![Simple Joys by Carters Baby 3-Pack Thermal Pants Beige/Dark Grey/Grey 6-9 Months](https://m.media-amazon.com/images/I/51nC6AzTx2L.jpg) [**Simple Joys by Carters Baby 3-Pack Thermal Pants Beige/Dark Grey/Grey 6-9 Months**](https://www.amazon.com/dp/B093TMD2F6)

Simple Joys by Carter's$13.484.8★3,4443%▲rising

6
![Girls Underwear Kids Thermal Underwears Toddler Winter Base Layer Long Johns Sets for Boys Dark Pink Large (100) /3T-4T](https://m.media-amazon.com/images/I/31jQatIkv8L.jpg) [**Girls Underwear Kids Thermal Underwears Toddler Winter Base Layer Long Johns Sets for Boys Dark Pink Large (100) /3T-4T**](https://www.amazon.com/dp/B08LPF8ZC4)

American Trends$16.654.7★1,2823%▲rising

7
![AVAUMA Baby Boys Girls Pajama Set Kids Toddler Snug fit Ribbed Sleepwear pjs for Daily Life Style (M/Black(L))](https://m.media-amazon.com/images/I/21c334PTVwL.jpg) [**AVAUMA Baby Boys Girls Pajama Set Kids Toddler Snug fit Ribbed Sleepwear pjs for Daily Life Style (M/Black(L))**](https://www.amazon.com/dp/B07GSKR2CX)

AVAUMA$19.154.7★4,4393%▲rising

8
![Burts Bees Baby Honeysoft Waffle Thermal Pajamas Organic Cotton & Lyocell Blend Breathable Buttery Soft Snug Fit Sizes 12M-12Y](https://m.media-amazon.com/images/I/31FYdI8uRFL.jpg) [**Burts Bees Baby Honeysoft Waffle Thermal Pajamas Organic Cotton & Lyocell Blend Breathable Buttery Soft Snug Fit Sizes 12M-12Y**](https://www.amazon.com/dp/B0FPMT9WKR)

Burt's Bees Baby$16.064.5★3673%▲rising

9
![AVAUMA Baby Boys Girls Pajama Set Kids Toddler Snug fit Ribbed Sleepwear pjs for Daily Life Style (XS/Black(L))](https://m.media-amazon.com/images/I/21c334PTVwL.jpg) [**AVAUMA Baby Boys Girls Pajama Set Kids Toddler Snug fit Ribbed Sleepwear pjs for Daily Life Style (XS/Black(L))**](https://www.amazon.com/dp/B07GSMT4DR)

AVAUMA$17.974.7★4,4392%—flat

10

![QBK 2T to Youth Boys Compression Shirt Toddler Kids Long Sleeve Baseball Football Undershirt Girls Quick Dry Athletic Base Layer(Black M)](https://m.media-amazon.com/images/I/21siLVyshNL.jpg) [**QBK 2T to Youth Boys Compression Shirt Toddler Kids Long Sleeve Baseball Football Undershirt Girls Quick Dry Athletic Base Layer(Black M)**](https://www.amazon.com/dp/B0DWDSGD8H)

QBK$13.624.8★972%▲rising

11

![QBK 2T to Youth Boys Compression Shirt Toddler Kids Long Sleeve Baseball Football Undershirt Girls Quick Dry Athletic Base Layer(Black 4T)](https://m.media-amazon.com/images/I/21siLVyshNL.jpg) [**QBK 2T to Youth Boys Compression Shirt Toddler Kids Long Sleeve Baseball Football Undershirt Girls Quick Dry Athletic Base Layer(Black 4T)**](https://www.amazon.com/dp/B0DWDJQZ9W)

QBK$13.554.8★972%▲rising

12

![Hudson Baby Unisex Baby Thermal Long Underwear 2pc Set Heather Gray 6-12 Months](https://m.media-amazon.com/images/I/31tbVTsD4aL.jpg) [**Hudson Baby Unisex Baby Thermal Long Underwear 2pc Set Heather Gray 6-12 Months**](https://www.amazon.com/dp/B0D1YDQ3CD)

Hudson Baby$9.634.3★1642%▲rising

13

![JZCreater Thermal Underwear for Kids Boys Thermals Top & Bottom Set Long Johns Underwear Base Layer for Cold Winter/Skiing Black](https://m.media-amazon.com/images/I/31SkvYGpWqL.jpg) [**JZCreater Thermal Underwear for Kids Boys Thermals Top & Bottom Set Long Johns Underwear Base Layer for Cold Winter/Skiing Black**](https://www.amazon.com/dp/B0FB91L2JX)

JZCreater$16.064.6★392%▲rising

14

![Burts Bees Baby Honeysoft Waffle Thermal Pajamas Organic Cotton & Lyocell Blend Breathable Buttery Soft Snug Fit Sizes 12M-12Y](https://m.media-amazon.com/images/I/31FYdI8uRFL.jpg) [**Burts Bees Baby Honeysoft Waffle Thermal Pajamas Organic Cotton & Lyocell Blend Breathable Buttery Soft Snug Fit Sizes 12M-12Y**](https://www.amazon.com/dp/B0FPMVGHJY)

Burt's Bees Baby$15.764.5★3672%▲rising

15

![Zando Toddler Thermal Set 2T - Kids Thermals Top and Bottom Winter Warm Toddler Long Johns 3T Fleece Lined Compression Shirt Leggings Pants Thermal Base Layer for Boys Girls Cold Weather 2 Set Black](https://m.media-amazon.com/images/I/41K6BcVUfGL.jpg) [**Zando Toddler Thermal Set 2T - Kids Thermals Top and Bottom Winter Warm Toddler Long Johns 3T Fleece Lined Compression Shirt Leggings Pants Thermal Base Layer for Boys Girls Cold Weather 2 Set Black**](https://www.amazon.com/dp/B0FN84P3SB)

Zando$23.044.7★852%▲rising

**~~Showing 15 of 77 — show all ~~**

## **Product shelf**

All 77 tracked products in this niche.

Top sellersNewestTrending

[![Girls Underwear Kids Thermal Underwears Toddler Winter Base Layer Long Johns Sets for Boys A Black Medium (90) /2T-3T](https://m.media-amazon.com/images/I/31RtK1wZWoL.jpg)**Girls Underwear Kids Thermal Underwears Toddler Winter Base Layer Long Johns Sets for Boys A Black Medium (90) /2T-3T** American Trends**$17.38**4.7★1,282 reviews](https://www.amazon.com/dp/B08R5VP3B4) [![Girls Underwear Kids Thermal Underwears Toddler Winter Base Layer Long Johns Sets for Boys A Black Large (100) /3T-4T](https://m.media-amazon.com/images/I/311q1qrb+rL.jpg)**Girls Underwear Kids Thermal Underwears Toddler Winter Base Layer Long Johns Sets for Boys A Black Large (100) /3T-4T** American Trends**$16.91**4.7★1,210 reviews](https://www.amazon.com/dp/B09GVXCBMD) [![Simple Joys by Carters Unisex Babies Long-Sleeve Thermal Bodysuits Pack of 4 Beige/Dark Grey/Grey/Ivory 24 Months](https://m.media-amazon.com/images/I/41+HrgTjr1L.jpg)**Simple Joys by Carters Unisex Babies Long-Sleeve Thermal Bodysuits Pack of 4 Beige/Dark Grey/Grey/Ivory 24 Months** Simple Joys by Carter's**$15.04**4.9★9,311 reviews](https://www.amazon.com/dp/B08XW33ZZL) [![PUMYOON 3T 4T 5T 2T Thermal Underwear for Kids Toddler Thermal Underwear Set Boys Toddler Winter Clothes Black Pink](https://m.media-amazon.com/images/I/31MHkkUgABL.jpg)**PUMYOON 3T 4T 5T 2T Thermal Underwear for Kids Toddler Thermal Underwear Set Boys Toddler Winter Clothes Black Pink** PUMYOON**$16.82**4.5★211 reviews](https://www.amazon.com/dp/B0FPQCP6F8) [![Simple Joys by Carters Baby 3-Pack Thermal Pants Beige/Dark Grey/Grey 6-9 Months](https://m.media-amazon.com/images/I/51nC6AzTx2L.jpg)**Simple Joys by Carters Baby 3-Pack Thermal Pants Beige/Dark Grey/Grey 6-9 Months** Simple Joys by Carter's**$13.48**4.8★3,444 reviews](https://www.amazon.com/dp/B093TMD2F6) [![Girls Underwear Kids Thermal Underwears Toddler Winter Base Layer Long Johns Sets for Boys Dark Pink Large (100) /3T-4T](https://m.media-amazon.com/images/I/31jQatIkv8L.jpg)**Girls Underwear Kids Thermal Underwears Toddler Winter Base Layer Long Johns Sets for Boys Dark Pink Large (100) /3T-4T** American Trends**$16.65**4.7★1,282 reviews](https://www.amazon.com/dp/B08LPF8ZC4) [![AVAUMA Baby Boys Girls Pajama Set Kids Toddler Snug fit Ribbed Sleepwear pjs for Daily Life Style (M/Black(L))](https://m.media-amazon.com/images/I/21c334PTVwL.jpg)**AVAUMA Baby Boys Girls Pajama Set Kids Toddler Snug fit Ribbed Sleepwear pjs for Daily Life Style (M/Black(L))** AVAUMA**$19.15**4.7★4,439 reviews](https://www.amazon.com/dp/B07GSKR2CX) [![Burts Bees Baby Honeysoft Waffle Thermal Pajamas Organic Cotton & Lyocell Blend Breathable Buttery Soft Snug Fit Sizes 12M-12Y](https://m.media-amazon.com/images/I/31FYdI8uRFL.jpg)**Burts Bees Baby Honeysoft Waffle Thermal Pajamas Organic Cotton & Lyocell Blend Breathable Buttery Soft Snug Fit Sizes 12M-12Y** Burt's Bees Baby**$16.06**4.5★367 reviews](https://www.amazon.com/dp/B0FPMT9WKR)

## **Reviews**

What buyers praise and complain about, mined from review topics.

### **What buyers love **

**Warmth**21%

*“This set is warm”*

**Size-Overall**15%

*“Fit/size is consistent with other brands”*

**Quality-Overall**13%

*“The quality is great thick”*

**Comfort-Overall**7%

*“Very comfortable”*

**Soft Feel**6%

*“The material feels gentle on the skin”*

**Value For Money**5%

*“Great deal”*

**Material Quality**5%

*“soft material”*

**Durability**4%

*“Durable and good fit”*

**Weather Proof**3%

*“These are great for our cool summer weather”*

**Color**3%

*“Also the colors are SOO cute”*

### **What buyers complain about **

**Size-Overall**23%

*“Get one size up”*

**Material Quality**4%

*“Its literally spandex”*

**Stretchability/Expandability/Elasticity**4%

*“the elastic in the trousers are uncomfortable”*

**Quality-Overall**4%

*“Not good quality”*

**Shrinkage Resistance**3%

*“Shrink in dryer- size up”*

**Thickness**3%

*“These are VERY thin”*

**Product Condition**3%

*“Clearly a used product”*

**Comfort-Overall**3%

*“Feels too platicky to wear by a toddler”*

**Sweat Resistance**3%

*“Baby sweat in it a lot that she got a heat rash that lasted 2 weeks”*

**Stitch/Finish/Polish**3%

*“started coming apart at the seams”*

#### **Top return reasons**- Size-Overall57% - Length9% - Material Quality7% - Sleeve Fit3% - Thin3% - Advertised Vs Actual Product3% - Value For Money2% - Warmth2% - Waist Fit2% - Quality-Overall1%