--- title: "long sleeve onesies — Niche Verdict: Skip it (53/100) | Amazon United States - Flapen" canonical_url: "https://flapen.com/amazon/research/us/clothing-shoes-jewelry/long-sleeve-onesies" last_updated: "2026-07-09T21:54:12.428Z" locale: en meta: description: "a small market ($110K/yr) — long sleeve onesies doesn't clear our bar today." "og:description": "a small market ($110K/yr) — long sleeve onesies doesn't clear our bar today." "og:title": "long sleeve onesies — Niche Verdict: Skip it (53/100) | Amazon United States - Flapen" --- Back to Flapen home # **long sleeve onesies** **Skip it****53/100 ** a small market ($110K/yr) — long sleeve onesies doesn't clear our bar today. **Market/yr** **$110K** **Growth (1y)** **+247.5%** **Products** **80** **Brands** **15** was 14 a year ago **Sellers** **19** **Price range** **$9.19–$55.99** **Returns** **2.5%** **Rating** **4.8★** **Skip it** Scored 53/100 across market size, growth, competition, quality gap, and returns. Market sizeGrowthCompetitionQuality gapReturns Market size **6** ×0.30 Growth **81** ×0.30 Competition **87** ×0.20 Quality gap **20** ×0.10 Returns **80** ×0.10 ## **Demand** Weekly Amazon search volume, last 44 weeks — +247.5% year over year. 24K12KSpike '25Spike '26Sep '25Oct '25Dec '25Feb '26Mar '26May '26 ## **Competition** - Gerber39% - Simple Joys by Carter's29% - Amazon Essentials10% - Butterblu9% - little planet by carter's2% - Carter's2% - Other (9 brands)9% Clicks spread well past the top 5 (28% combined) — an open shelf where new products get seen. 15 brands and 19 sellers compete here. **Brands** **15 **▲rising was 14 a year ago **Sellers** **19** **Top 5 brand share** **89%** #ProductBrandPriceRatingReviewsClick shareTrend 1 ![Gerber Unisex Baby 6 Pack Long-sleeve Onesies Bodysuit And Toddler T-Shirt Set 6-pack White 6-9 Months US](https://m.media-amazon.com/images/I/31pWrTLj2zL.jpg) [**Gerber Unisex Baby 6 Pack Long-sleeve Onesies Bodysuit And Toddler T-Shirt Set 6-pack White 6-9 Months US**](https://www.amazon.com/dp/B07GG1RCTV) Gerber$16.834.8★8,6049%▼falling 2 ![Gerber Baby Girls 3-Pack Or 6-Pack Long-Sleeve Mitten-Cuff Onesies Infant and Toddler Bodysuits White 6 Pack Newborn US](https://m.media-amazon.com/images/I/31T-p4V5gsL.jpg) [**Gerber Baby Girls 3-Pack Or 6-Pack Long-Sleeve Mitten-Cuff Onesies Infant and Toddler Bodysuits White 6 Pack Newborn US**](https://www.amazon.com/dp/B07GG1R9WC) Gerber$18.384.8★13,8406%▲rising 3 ![Simple Joys by Carters unisex-baby 4-Pack Long-Sleeve Thermal Bodysuits Beige/Dark Grey/Grey/Ivory 3-6 Months](https://m.media-amazon.com/images/I/41+HrgTjr1L.jpg) [**Simple Joys by Carters unisex-baby 4-Pack Long-Sleeve Thermal Bodysuits Beige/Dark Grey/Grey/Ivory 3-6 Months**](https://www.amazon.com/dp/B08XXV7MVV) Simple Joys by Carter's$14.384.9★9,3115%▼falling 4 ![Gerber Unisex Baby 6 Pack Long-sleeve Onesies Bodysuit And Toddler T-Shirt Set 6-pack White 24 Months US](https://m.media-amazon.com/images/I/31pWrTLj2zL.jpg) [**Gerber Unisex Baby 6 Pack Long-sleeve Onesies Bodysuit And Toddler T-Shirt Set 6-pack White 24 Months US**](https://www.amazon.com/dp/B07GFPRG6D) Gerber$16.554.8★8,6044%▲rising 5 ![Gerber Unisex Baby 6 Pack Long-sleeve Onesies Bodysuit And Toddler T-Shirt Set 6-pack White 3-6 Months US](https://m.media-amazon.com/images/I/31pWrTLj2zL.jpg) [**Gerber Unisex Baby 6 Pack Long-sleeve Onesies Bodysuit And Toddler T-Shirt Set 6-pack White 3-6 Months US**](https://www.amazon.com/dp/B07GG1ZG7W) Gerber$16.724.8★8,6044%—flat 6 ![Amazon Essentials x Sofia Grainge Unisex Babies Long Sleeve Crew Neck Bodysuit Pack of 3 Ivory/Light Camel/Stripe 6-9 Months](https://m.media-amazon.com/images/I/41QZXBKKbjL.jpg) [**Amazon Essentials x Sofia Grainge Unisex Babies Long Sleeve Crew Neck Bodysuit Pack of 3 Ivory/Light Camel/Stripe 6-9 Months**](https://www.amazon.com/dp/B0FFJWKH9N) Amazon Essentials$11.984.7★4664%▲rising 7 ![Amazon Essentials x Sofia Grainge Unisex Babies Long Sleeve Crew Neck Bodysuit Pack of 3 Ivory/Light Camel/Stripe 18 Months](https://m.media-amazon.com/images/I/41QZXBKKbjL.jpg) [**Amazon Essentials x Sofia Grainge Unisex Babies Long Sleeve Crew Neck Bodysuit Pack of 3 Ivory/Light Camel/Stripe 18 Months**](https://www.amazon.com/dp/B0FFJ5B1HF) Amazon Essentials$13.604.7★4662%▲rising 8 ![Gerber Baby 6 Pack Long-Sleeve Onesies Bodysuit White and Black 0-3 Months](https://m.media-amazon.com/images/I/41eH5YGJIBL.jpg) [**Gerber Baby 6 Pack Long-Sleeve Onesies Bodysuit White and Black 0-3 Months**](https://www.amazon.com/dp/B0C5FJLP9N) Gerber$18.704.7★1,7812%▼falling 9 ![Simple Joys by Carters Baby 4-Pack Long-Sleeve Thermal Bodysuits](https://m.media-amazon.com/images/I/41+HrgTjr1L.jpg) [**Simple Joys by Carters Baby 4-Pack Long-Sleeve Thermal Bodysuits**](https://www.amazon.com/dp/B08XWF9WYH) Simple Joys by Carter's$14.524.9★9,3112%—flat 10 ![Simple Joys by Carters Baby Boys 5-Pack Long-Sleeve Bodysuit Shirt bears/animals green/stripes Newborn](https://m.media-amazon.com/images/I/41re+P0I+bL.jpg) [**Simple Joys by Carters Baby Boys 5-Pack Long-Sleeve Bodysuit Shirt bears/animals green/stripes Newborn**](https://www.amazon.com/dp/B079616YS3) Simple Joys by Carter's$17.124.8★39,8092%▲rising 11 ![Simple Joys Kids 7 pack long sleeve original bodysuits Shirt White Newborn](https://m.media-amazon.com/images/I/417GKQ5BToL.jpg) [**Simple Joys Kids 7 pack long sleeve original bodysuits Shirt White Newborn**](https://www.amazon.com/dp/B01M4RCG90) Simple Joys by Carter's$17.464.8★15,4912%▲rising 12 ![Simple Joys Baby Girls 5 pack long sleeve original bodysuit Shirt Pink/Navy/Mint 3-6 Months](https://m.media-amazon.com/images/I/51-yUoOIFPL.jpg) [**Simple Joys Baby Girls 5 pack long sleeve original bodysuit Shirt Pink/Navy/Mint 3-6 Months**](https://www.amazon.com/dp/B01M2CO8RA) Simple Joys by Carter's$16.734.8★44,3632%▼falling 13 ![Gerber Baby Boys 3-pack Or Long-sleeve Onesies Bodysuit And Toddler T-Shirt Set 6-pack White 18 Months US](https://m.media-amazon.com/images/I/31pWrTLj2zL.jpg) [**Gerber Baby Boys 3-pack Or Long-sleeve Onesies Bodysuit And Toddler T-Shirt Set 6-pack White 18 Months US**](https://www.amazon.com/dp/B07GG1RMGB) Gerber$16.144.8★8,6042%▼falling 14 ![Gerber Baby Boys 6-Pack Long-Sleeve Onesies Bodysuit Dinosaur Blue 12 Months](https://m.media-amazon.com/images/I/41LpD3JaupL.jpg) [**Gerber Baby Boys 6-Pack Long-Sleeve Onesies Bodysuit Dinosaur Blue 12 Months**](https://www.amazon.com/dp/B08CQR5WVN) Gerber$20.044.8★8,2712%▼falling 15 ![Simple Joys by Carters Baby 5-pack Long-sleeved Bodysuits Blue/Grey 24 Months](https://m.media-amazon.com/images/I/512EMOtPyPL.jpg) [**Simple Joys by Carters Baby 5-pack Long-sleeved Bodysuits Blue/Grey 24 Months**](https://www.amazon.com/dp/B06WD62VZZ) Simple Joys by Carter's$17.794.8★39,8092%▲rising **~~Showing 15 of 80 — show all ~~** ## **Product shelf** All 80 tracked products in this niche. Top sellersNewestTrending [![Gerber Unisex Baby 6 Pack Long-sleeve Onesies Bodysuit And Toddler T-Shirt Set 6-pack White 6-9 Months US](https://m.media-amazon.com/images/I/31pWrTLj2zL.jpg)**Gerber Unisex Baby 6 Pack Long-sleeve Onesies Bodysuit And Toddler T-Shirt Set 6-pack White 6-9 Months US** Gerber**$16.83**4.8★8,604 reviews](https://www.amazon.com/dp/B07GG1RCTV) [![Gerber Baby Girls 3-Pack Or 6-Pack Long-Sleeve Mitten-Cuff Onesies Infant and Toddler Bodysuits White 6 Pack Newborn US](https://m.media-amazon.com/images/I/31T-p4V5gsL.jpg)**Gerber Baby Girls 3-Pack Or 6-Pack Long-Sleeve Mitten-Cuff Onesies Infant and Toddler Bodysuits White 6 Pack Newborn US** Gerber**$18.38**4.8★13,840 reviews](https://www.amazon.com/dp/B07GG1R9WC) [![Simple Joys by Carters unisex-baby 4-Pack Long-Sleeve Thermal Bodysuits Beige/Dark Grey/Grey/Ivory 3-6 Months](https://m.media-amazon.com/images/I/41+HrgTjr1L.jpg)**Simple Joys by Carters unisex-baby 4-Pack Long-Sleeve Thermal Bodysuits Beige/Dark Grey/Grey/Ivory 3-6 Months** Simple Joys by Carter's**$14.38**4.9★9,311 reviews](https://www.amazon.com/dp/B08XXV7MVV) [![Gerber Unisex Baby 6 Pack Long-sleeve Onesies Bodysuit And Toddler T-Shirt Set 6-pack White 24 Months US](https://m.media-amazon.com/images/I/31pWrTLj2zL.jpg)**Gerber Unisex Baby 6 Pack Long-sleeve Onesies Bodysuit And Toddler T-Shirt Set 6-pack White 24 Months US** Gerber**$16.55**4.8★8,604 reviews](https://www.amazon.com/dp/B07GFPRG6D) [![Gerber Unisex Baby 6 Pack Long-sleeve Onesies Bodysuit And Toddler T-Shirt Set 6-pack White 3-6 Months US](https://m.media-amazon.com/images/I/31pWrTLj2zL.jpg)**Gerber Unisex Baby 6 Pack Long-sleeve Onesies Bodysuit And Toddler T-Shirt Set 6-pack White 3-6 Months US** Gerber**$16.72**4.8★8,604 reviews](https://www.amazon.com/dp/B07GG1ZG7W) [![Amazon Essentials x Sofia Grainge Unisex Babies Long Sleeve Crew Neck Bodysuit Pack of 3 Ivory/Light Camel/Stripe 6-9 Months](https://m.media-amazon.com/images/I/41QZXBKKbjL.jpg)**Amazon Essentials x Sofia Grainge Unisex Babies Long Sleeve Crew Neck Bodysuit Pack of 3 Ivory/Light Camel/Stripe 6-9 Months** Amazon Essentials**$11.98**4.7★466 reviews](https://www.amazon.com/dp/B0FFJWKH9N) [![Amazon Essentials x Sofia Grainge Unisex Babies Long Sleeve Crew Neck Bodysuit Pack of 3 Ivory/Light Camel/Stripe 18 Months](https://m.media-amazon.com/images/I/41QZXBKKbjL.jpg)**Amazon Essentials x Sofia Grainge Unisex Babies Long Sleeve Crew Neck Bodysuit Pack of 3 Ivory/Light Camel/Stripe 18 Months** Amazon Essentials**$13.60**4.7★466 reviews](https://www.amazon.com/dp/B0FFJ5B1HF) [![Gerber Baby 6 Pack Long-Sleeve Onesies Bodysuit White and Black 0-3 Months](https://m.media-amazon.com/images/I/41eH5YGJIBL.jpg)**Gerber Baby 6 Pack Long-Sleeve Onesies Bodysuit White and Black 0-3 Months** Gerber**$18.70**4.7★1,781 reviews](https://www.amazon.com/dp/B0C5FJLP9N) ## **Reviews** What buyers praise and complain about, mined from review topics. ### **What buyers love ** **Soft Feel**16% *“Its soft to the touch”* **Size-Overall**15% *“The fit is also slightly snug”* **Quality-Overall**14% *“Great quality and perfect for keeping baby warm”* **Value For Money**8% *“Great deal”* **Material Quality**6% *“the material is very soft”* **Gifting Purpose**5% *“Christmas present”* **Comfort-Overall**4% *“So nice and comfy”* **Color**4% *“the colors are beautiful”* **Advertised Vs Actual Product**3% *“The item was as expected”* **Warmth**2% *“Love em Very soft and warm”* ### **What buyers complain about ** **Size-Overall**35% *“Too small”* **Quality-Overall**10% *“Cheaply made”* **Material Quality**5% *“Really rough material”* **Shrinkage Resistance**5% *“Runs small, shrinks”* **Zipper Quality**4% *“NOT a double zipper”* **Hard Feel**3% *“Not as soft as more expensive kind”* **Arm Fit**3% *“Im only taking away one star because the arms were abnormally long”* **Smell**2% *“But just stinks to already have paint peeling before even using”* **Thickness**2% *“Thin material”* **Color**2% *“i wish there are multiple colors”* #### **Top return reasons**- Size-Overall62% - Length10% - Material Quality4% - Sleeve Fit4% - Advertised Vs Actual Product3% - Value For Money3% - Thin2% - Width2% - Quality-Overall1% - Color1%