---
title: "close mouth while sleeping — Niche Verdict: Worth a look (61/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/health-household/close-mouth-while-sleeping"
last_updated: "2026-07-14T05:32:05.135Z"
locale: en
meta:
  description: "close mouth while sleeping shows beatable incumbent ratings (3.8★), but a failed launch gate (market size, growth, or returns) keeps it on the watch list."
  "og:description": "close mouth while sleeping shows beatable incumbent ratings (3.8★), but a failed launch gate (market size, growth, or returns) keeps it on the watch list."
  "og:title": "close mouth while sleeping — Niche Verdict: Worth a look (61/100) | Amazon United States - Flapen"
---

Back to Flapen home

# **close mouth while sleeping**

**Worth a look**

Shows beatable incumbent ratings (3.8★), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 25Growth 10Conversion 83Competition 78Returns 62Price range 63Avg price 87Brand share 92Review moat 57Quality gap 97

**Quality gap**

**Incredible****3.8★**

avg incumbent rating — lower means beatable quality

**Brand share**

**Great****43%**

top-5 brand share — no brand owns this niche

**Avg price**

**Great****$19.70**

avg listing price — sweet spot $15–$100

**Conversion**

**Great****9.0%**

search→purchase rate — share of searches ending in a sale

**Competition**

**Great****37%**

top-5 click share — an open shelf

**Price range**

**Good****$9.04–$143.89**

cheapest to priciest tracked listing — scored on the share inside $15–$100

**Returns**

**Good****2.5%**

return rate — above 6% kills the launch gate

**Review moat**

**Good****1,206.9**

avg incumbent reviews — the moat a new listing must climb

**Market size**

**Okay****$103K**

$103K/yr · 58K searches

**Growth**

**Bad****-29.7%**

90-day search growth — must beat 0% to launch

## **Competition**

Clicks spread well past the top 5 (37% combined) — an open shelf where new products get seen.

**Brands**

**41 **▼falling

**Sellers**

**103**

**Top-5 brand share**

**43%**

**Open market**

**53%**

- ResMed14% - Atavyst8% - Under Armour8% - Respironics7% - Vosaro5% - AIR BLOW5%

## **Product shelf**

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%3%$3K6%$6K9%$9K12%$12K1101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 51 tracked products in this niche — three views at once, no toggling.

### **Top sellers**

by 90-day click share

[1![ResMed CPAP Chin Strap](https://m.media-amazon.com/images/I/31CPeWsKCFL.jpg)**ResMed CPAP Chin Strap**ResMed**$18.67**3.9★2,216 rev](https://www.amazon.com/dp/B00N44IL1O) [2![Snore Stopper - Anti Snoring Chin Strap for Men and Women CPAP Users - Chin Strap for Sleeping - Effective Snoring Solution for Excessive Snoring - Stop Snoring](https://m.media-amazon.com/images/I/41mYRCDYZCL.jpg)**Snore Stopper - Anti Snoring Chin Strap for Men and Women CPAP Users - Chin Strap for Sleeping - Effective Snoring Solution for Excessive Snoring - Stop Snoring**Atavyst**$18.80**3.8★1,939 rev](https://www.amazon.com/dp/B07S19K7JX) [3![Respironics - Respironics Premium-Style Chin](https://m.media-amazon.com/images/I/41ESY218fNL.jpg)**Respironics - Respironics Premium-Style Chin**Respironics**$19.29**4.1★83 rev](https://www.amazon.com/dp/B06XD1DM63) [4![Anti Snore Chin Strap [Upgraded] Vosaro Snoring Solution Effective Anti Snore Device Adjustable and Breathable Stop Snoring Head Band for Men Women Black](https://m.media-amazon.com/images/I/41egwMHTF1L.jpg)**Anti Snore Chin Strap \[Upgraded\] Vosaro Snoring Solution Effective Anti Snore Device Adjustable and Breathable Stop Snoring Head Band for Men Women Black**Vosaro**$10.06**3.3★5,934 rev](https://www.amazon.com/dp/B08DR16XGV) [5![Under Armour Spotlight Chin Strap Black OSFA](https://m.media-amazon.com/images/I/31iFxaVKCaL.jpg)**Under Armour Spotlight Chin Strap Black OSFA**Under Armour**$20.00**4.6★1,468 rev](https://www.amazon.com/dp/B0DT6D73CT)

**~~View all top sellers →~~**

### **Newest**

by launch date

[![NOIKO Snore Stopper Breathable and Durable for Adult](https://m.media-amazon.com/images/I/4130euJ2PtL.jpg)**NOIKO Snore Stopper Breathable and Durable for Adult**NOIKO**$20.20**9 rev2w ago](https://www.amazon.com/dp/B0GWYW8DVK) [![Anti Snore Chin Strap](https://m.media-amazon.com/images/I/41QUXhNKKdL.jpg)**Anti Snore Chin Strap**OHALEEP**$12.94**27 rev1mo ago](https://www.amazon.com/dp/B0GYQZ9GWQ) [![REROIO Chin Strap for Sleeping](https://m.media-amazon.com/images/I/41caCJNA-UL.jpg)**REROIO Chin Strap for Sleeping**REROIO**$22.36**5 rev2mo ago](https://www.amazon.com/dp/B0GYP1XFXC) [![Juskaa Chin Strap for Sleeping Adjustable Chin Strap Jaw Strap Jawline Shaper V Line Lifting Mask Black M](https://m.media-amazon.com/images/I/41rlGFXdudL.jpg)**Juskaa Chin Strap for Sleeping Adjustable Chin Strap Jaw Strap Jawline Shaper V Line Lifting Mask Black M**Juskaa**$9.79**253 rev2mo ago](https://www.amazon.com/dp/B0GXD1FCRV) [![ROWMATE Graphene V-Line Mask Chin Up Mask V Shaped Face Mask Chin strap for sleeping Jawline Shaper Lilac Small](https://m.media-amazon.com/images/I/31IR1BiFgVL.jpg)**ROWMATE Graphene V-Line Mask Chin Up Mask V Shaped Face Mask Chin strap for sleeping Jawline Shaper Lilac Small**ROWMATE**$10.15**549 rev2mo ago](https://www.amazon.com/dp/B0GX6DHD95)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![Gnaye Sleep Apnea DevicesComfortable Chin Strap for Sleeping - Improve Sleep Quality Simple & Adjustable Design for Men and Women (21 Inches Black)](https://m.media-amazon.com/images/I/51XHD6iSEfL.jpg)**Gnaye Sleep Apnea DevicesComfortable Chin Strap for Sleeping - Improve Sleep Quality Simple & Adjustable Design for Men and Women (21 Inches Black)**Gnaye**$13.85**2.8★**▲ 263%**](https://www.amazon.com/dp/B0GWH2Z3T9) [![NOIKO Snore Stopper Breathable and Durable for Adult](https://m.media-amazon.com/images/I/4130euJ2PtL.jpg)**NOIKO Snore Stopper Breathable and Durable for Adult**NOIKO**$20.20**3.4★**▲ 261%**](https://www.amazon.com/dp/B0GWYW8DVK) [![Juskaa Chin Strap for Sleeping Adjustable Chin Strap Jaw Strap Jawline Shaper V Line Lifting Mask Black M](https://m.media-amazon.com/images/I/41rlGFXdudL.jpg)**Juskaa Chin Strap for Sleeping Adjustable Chin Strap Jaw Strap Jawline Shaper V Line Lifting Mask Black M**Juskaa**$9.79**4.5★**▲ 261%**](https://www.amazon.com/dp/B0GXD1FCRV) [![Chin Strap for Sleeping Anti Snoring Devices Comfortable Effective Stop Snoring Solution Snore Stopper Breathable Anti Snore Chin Strap Adjustable Velcro with Eye Mask Black](https://m.media-amazon.com/images/I/41nhp+IUtfL.jpg)**Chin Strap for Sleeping Anti Snoring Devices Comfortable Effective Stop Snoring Solution Snore Stopper Breathable Anti Snore Chin Strap Adjustable Velcro with Eye Mask Black**AIR BLOW**$16.39**4.3★**▲ 261%**](https://www.amazon.com/dp/B0DRSJBV3M) [![REROIO Chin Strap for Sleeping](https://m.media-amazon.com/images/I/41caCJNA-UL.jpg)**REROIO Chin Strap for Sleeping**REROIO**$22.36**3.8★**▲ 259%**](https://www.amazon.com/dp/B0GYP1XFXC)

**~~View all trending →~~**

## **Demand & seasonality**

Weekly Amazon search volume, last 98 weeks — -29.7% search growth over the last 90 days.

4K3KSpike '24Spike '25Prime Day '25 seasonSepDecMarJunAugNovMarMay

Peak months: Jan, Dec · busiest ÷ quietest = 2.9×

## **Reviews**

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

### **What buyers love **

**Comfort-Overall**10%

*“Comfortable to wear”*

**Snore Relief**9%

*“Stops the snoring”*

**Quality-Overall**8%

*“Amazing quality”*

**Sleep Quality**7%

*“Restful sleep”*

**Size-Overall**6%

*“Secure fit”*

**Efficiency**5%

*“super effective”*

**Value For Money**4%

*“great value”*

**Strap/String Quality**4%

*“Good strap”*

**Breathability**4%

*“Helps breathing while”*

**Advertised Vs Actual Product**3%

*“As advertised”*

### **What buyers complain about **

**Functionality-Overall**12%

*“DIDNT WORK”*

**Size-Overall**10%

*“Too big”*

**Value For Money**7%

*“Product is expensive”*

**Sleep Quality**5%

*“affected my sleep”*

**Comfort-Overall**5%

*“Very uncomfortable to wear”*

**Strap/String Quality**4%

*“Had an issue with a strap”*

**Breathability**4%

*“I couldn't breathe at all”*

**Adhesion/Stickiness**3%

*“Poor adhesion”*

**Quality-Overall**3%

*“Not high quality”*

**Oral Hygiene**3%

*“Unit Gave Me Jaw Pain”*

### **Top return reasons **

**Size-Overall**29%

**Functionality-Overall**18%

**Comfort-Overall**9%

**Strap/String Quality**9%

**Advertised Vs Actual Product**8%

**Adhesion/Stickiness**7%

**Breathability**4%

**Material Quality**1%

**Value For Money**1%

**Sleep Quality**1%