---
title: "Bottle Sponge — $137K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/baby-products/bottle-sponge"
last_updated: "2026-08-09T07:42:57.437Z"
locale: en
meta:
description: "Niche score 52/100 · $137K/yr market · 165K searches/yr. A deep review moat (9,077 avg reviews) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 52/100 · $137K/yr market · 165K searches/yr. A deep review moat (9,077 avg reviews) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Bottle Sponge — $137K/yr Amazon US Niche (2026) - Flapen"
---
# **bottle sponge**
**Worth a look**
Shows low returns (0.6%), but a deep review moat (9,077 avg reviews) keeps it on the watch list.
Market size 30Growth 23Conversion 84Competition 55Returns 97Price range 27Avg price 25Brand share 77Review moat 22Quality gap 63
**Returns**
**Incredible****0.6%**
return rate — above 5% kills the launch gate
**Conversion**
**Great****9.3%**
search→purchase rate — share of searches ending in a sale
**Brand share**
**Great****58%**
top-5 brand share — no brand owns this niche
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Competition**
**Good****52%**
top-5 click share — leaders hold, buyers still browse
**Market size**
**Okay****$137K**
$137K/yr · 165K searches
**Price range**
**Okay****$4.45–$18.88**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Okay****$8.89**
avg listing price — sweet spot $15–$100
**Growth**
**Bad****-3.9%**
90-day search growth — must beat 0% to launch
**Review moat**
**Bad****9,076.76**
avg incumbent reviews — the moat a new listing must climb
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%") [** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500")
According to Flapen's Amazon United States niche tracking, bottle sponge is a $137K/yr Amazon United States market (165K searches/yr). The top 5 brands hold 58% of demand. Demand peaks in Jan–Feb–Mar. Verdict: Worth a look — 52/100.
Data updated Jul 12, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **bottle sponge market data**
- **Units sold / yr**
- **15K–20K**
- avg 500–750/product
- **Revenue / yr**
- **$133K–$178K**
- units × avg price
- **Conversion rate**
- **9.3%**
- **Avg BSR**
- **#161**
- **Page quality**
- **0%**
- **Prime**
- **97%**
- **Sponsored**
- **76%**
- **Out of stock**
- **1.8%**
- **Avg brand age**
- **45 months**
- **Avg seller age**
- **166 days**
## **Competition & brand share**
The top 5 products take 52% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**21 **▼falling
**Sellers**
**109**
**Top-5 brand share**
**58%**
Top 20: 99%
**Top-5 click share**
**52%**
Top 20: 91%
**Open market**
**36%**
- Leixterich15% - Dawn13% - Scotch-Brite13% - Munchkin11% - INVODA7% - cleansprite7%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -3.9% search growth over the last 90 days.
9K7KPrime Day '24Spike '24Spike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Feb, Mar · busiest ÷ quietest = 1.9×
[**Open Trend **](https://flapen.com/research/us/baby-products/bottle-sponge/trend)
## **Top bottle sponge search terms**
- **bottle sponge**33K/yr-6.3%10.5% conv. - **sponge bottle brush**27K/yr+2.5%6.2% conv. - **bottle brush sponge**15K/yr+17.8%6.7% conv. - **bottle sponge brush**15K/yr-13.8%8.2% conv. - **foam bottle brush**11K/yr+5.5%6.7% conv. - **soft bottle brush**11K/yr+2.5%4.3% conv. - **cup sponge**9K/yr-20.7%10.3% conv. - **water bottle sponge**7K/yr+12.4%9.7% conv. - **sponge bottle cleaner**8K/yr-0.3%6.7% conv. - **glass sponge**7K/yr-30.8%5.7% conv. [**All search terms **](https://flapen.com/research/us/baby-products/bottle-sponge/search-terms)
## **Top bottle sponge 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%4%$5K8%$11K12%$16K16%$22K101001K10K100K 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**Leixterich Bottle Brush Long Handle Cup Cleaner Brush Sponge Bottle Scrubber Detachable Handle Portable Sponge Cleaning Brush for Cups Wine Glasses Water Bottles Baby Bottles and Vacuum Flasks(3 PCS)**Leixterich**$6.90**4.0★265 rev](https://www.amazon.com/dp/B0DDCDBQCN) [2**Dawn Ultra Puff Glassware and Dish Cleaning Brush**Dawn**$4.57**4.6★6,134 rev](https://www.amazon.com/dp/B07C7RDQZX) [3**Scotch-Brite Water Bottle Scrubber Safe On Glass Plastic and Stainless Steel**Scotch-Brite**$7.08**4.1★5,571 rev](https://www.amazon.com/dp/B0845H865L) [4**Munchkin Sponge Bottle Brush Grey/Sage 2 Count (Pack of 1)**Munchkin**$6.87**4.7★52,389 rev](https://www.amazon.com/dp/B082PNG759) [5**Amazon Brand - Mama Bear Baby Bottle Brush with Nipple Cleaner and Suction Cup Stand White (Pack of 3)**Mama Bear**$7.65**4.5★8,478 rev](https://www.amazon.com/dp/B07FP1P97K)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Cleansprite Sponge Bottle Brush Adjustable Long Handle Up to 14.5 2-Pack**cleansprite**$9.57**86 rev1y ago](https://www.amazon.com/dp/B0F9Y95B3H) [**Cleansprite 2-Pack Adjustable 12.9 Sponge Bottle Brushes Cleaning Set**cleansprite**$8.53**62 rev1y ago](https://www.amazon.com/dp/B0F2FHPK1G) [**4 Pcs Bottle Brush Sponge Cup Water Bottle Sponge Brush Cleaner Detachable Cleaning Brushes for Cleaning with Handle for Baby Glasses Mugs(4Pcs+2 Heads)**Maahongh**$9.76**34 rev1y ago](https://www.amazon.com/dp/B0DFG86MP8) [**Leixterich Bottle Brush Long Handle Cup Cleaner Brush Sponge Bottle Scrubber Detachable Handle Portable Sponge Cleaning Brush for Cups Wine Glasses Water Bottles Baby Bottles and Vacuum Flasks(3 PCS)**Leixterich**$6.90**265 rev1y ago](https://www.amazon.com/dp/B0DDCDBQCN) [**Foshine Bottle Soft Brushs Sponge Bottle Brushes Cleaning Brushs Set with Adjustable Handles 2 Pieces for Wine Glasses and Bottles 2 Pcs Traceless Hook**Foshine**$8.92**115 rev2y ago](https://www.amazon.com/dp/B0D3L1MYLW)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Munchkin Sponge Bottle Brush Grey/Sage 2 Count (Pack of 1)**Munchkin**$6.87**4.7★**▲ 127%**](https://www.amazon.com/dp/B082PNG759) [**MOSOLAN 2-in-1 Water Bottle Brush and Straw Cleaner Brush Long Handle Water Bottle Scrubbing Brush for Water Bottles Glasswares Mugs Flasks Tumblers and Kitchen Sink Black 1 Pack**MOSOLAN**$12.08**4.8★**▲ 74%**](https://www.amazon.com/dp/B08Z6X231C) [**4 Pcs Bottle Brush Sponge Cup Water Bottle Sponge Brush Cleaner Detachable Cleaning Brushes for Cleaning with Handle for Baby Glasses Mugs(4Pcs+2 Heads)**Maahongh**$9.76**4.8★**▲ 48%**](https://www.amazon.com/dp/B0DFG86MP8) [**Leixterich Bottle Brush Long Handle Cup Cleaner Brush Sponge Bottle Scrubber Detachable Handle Portable Sponge Cleaning Brush for Cups Wine Glasses Water Bottles Baby Bottles and Vacuum Flasks(3 PCS)**Leixterich**$6.90**4.0★**▲ 42%**](https://www.amazon.com/dp/B0DDCDBQCN) [**Scotch-Brite Water Bottle Scrubber Safe On Glass Plastic and Stainless Steel**Scotch-Brite**$7.08**4.1★**▲ 31%**](https://www.amazon.com/dp/B0845H865L)
**~~View all trending →~~**
## **What buyers say about bottle sponge**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Ease Of Cleaning**24%
*“Cleans well”*
**Quality-Overall**15%
*“Excellent product”*
**Value For Money**13%
*“very affordable”*
**Durability**7%
*“hold up great”*
**Size-Overall**6%
*“Fit”*
**Advertised Vs Actual Product**6%
*“As described”*
**Ease Of Use**5%
*“Easy to use”*
**Efficiency**3%
*“Works well for my intended purposes”*
**Strength**3%
*“The bristles are strong”*
**Handle Quality**2%
*“The handle is sturdy”*
### **What buyers complain about **
**Durability**19%
*“Broke after 2 months”*
**Quality-Overall**16%
*“Average quality”*
**Ease Of Cleaning**11%
*“It bends very easily making it hard to clean”*
**Strength**8%
*“flimsy”*
**Size-Overall**6%
*“They're short”*
**Value For Money**3%
*“Should be cheaper”*
**Smell**3%
*“Nasty Smell”*
**Ease Of Use**3%
*“is hard to use”*
**Hard Feel**2%
*“too soft to do nothing”*
**Material Quality**2%
*“Cheap material”*
### **Top return reasons **
**Size-Overall**40%
**Quality-Overall**12%
**Advertised Vs Actual Product**9%
**Value For Money**5%
**Strength**5%
**Defective Material/Parts**4%
**Functionality-Overall**3%
**Material Quality**3%
**Cleaning Modes**2%
**Durability**2%
## **Common questions**
- **Is bottle sponge profitable to sell on Amazon United States?**
- The niche generates $137K/yr across 29 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -3.9%. Flapen's verdict: Worth a look (52/100).
- **How competitive is the bottle sponge niche?**
- 21 brands and 109 sellers compete. The top 5 products take 52% of clicks and top 5 brands hold 58% of demand.
- **What do buyers complain about in bottle sponge?**
- Top complaints mined from reviews: Durability, Quality-Overall, Ease Of Cleaning. The return rate is 0.6%.
- **When does demand for bottle sponge peak?**
- Demand peaks in Jan–Feb–Mar; the busiest month runs 1.9× the quietest.
- **What does it cost to enter the bottle sponge niche?**
- Listings span $4.45–$18.88; the average listing price is $8.89 (sweet spot $15–$100). The average incumbent carries 9,077 reviews — the moat a new listing must climb.
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