---
title: "herda pumice stone — Niche Verdict: Skip it (22/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/health-household/herda-pumice-stone"
last_updated: "2026-07-14T04:06:37.376Z"
locale: en
meta:
  description: "soft demand (-98.7% this quarter) — herda pumice stone doesn't clear our bar today."
  "og:description": "soft demand (-98.7% this quarter) — herda pumice stone doesn't clear our bar today."
  "og:title": "herda pumice stone — Niche Verdict: Skip it (22/100) | Amazon United States - Flapen"
---

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# **herda pumice stone**

**Skip it**

Soft demand (-98.7% this quarter) — this niche doesn't clear our bar today.

Market size 5Growth 0Conversion 72Competition 0Returns 97Price range 0Avg price 24Brand share 0Review moat 25Quality gap 22

**Returns**

**Incredible****0.6%**

return rate — above 6% kills the launch gate

**Conversion**

**Good****6.7%**

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

**Review moat**

**Bad****4,576**

avg incumbent reviews — the moat a new listing must climb

**Avg price**

**Bad****$8.49**

avg listing price — sweet spot $15–$100

**Quality gap**

**Bad****4.7★**

avg incumbent rating — lower means beatable quality

**Market size**

**Bad****$20K**

$20K/yr · 35K searches

**Growth**

**Bad****-98.7%**

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

**Competition**

**Bad****100%**

top-5 click share — a locked-up shelf

**Brand share**

**Bad****100%**

top-5 brand share — brand-locked demand

**Price range**

**Bad****$7.91–$9.06**

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

## **Competition**

The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.

**Brands**

**2 **

**Sellers**

**4**

**Top-5 brand share**

**100%**

**Open market**

**0%**

- Herda88% - FALAMON12%

## **Product shelf**

All 2 tracked products in this niche — three views at once, no toggling.

### **Top sellers**

by 90-day click share

[1![Herda 10 Pack Pumice Stone for Toilet Bowl Cleaning Powerfully Pumice Stick for Cleaning Hard Water Rings Calcium Buildup Rust Pumice Bar for Toilets Bathtubs Grills Swimming Pools Sinks](https://m.media-amazon.com/images/I/51oCDj6HWtL.jpg)**Herda 10 Pack Pumice Stone for Toilet Bowl Cleaning Powerfully Pumice Stick for Cleaning Hard Water Rings Calcium Buildup Rust Pumice Bar for Toilets Bathtubs Grills Swimming Pools Sinks**Herda**$9.06**4.6★717 rev](https://www.amazon.com/dp/B0F13R3NMY) [2![8 Pack Pumice Stone for Toilet Bowl Cleaning Scouring Stick Remove Toilet Bowl Hard Water Rings Calcium Buildup and Rust Suitable for Cleaning Toilet Bathroom Kitchen Sink GrillGray](https://m.media-amazon.com/images/I/61FNEFEdWnL.jpg)**8 Pack Pumice Stone for Toilet Bowl Cleaning Scouring Stick Remove Toilet Bowl Hard Water Rings Calcium Buildup and Rust Suitable for Cleaning Toilet Bathroom Kitchen Sink GrillGray**FALAMON**$7.91**4.7★8,435 rev](https://www.amazon.com/dp/B08LH36P55)

### **Newest**

by launch date

[![Herda 10 Pack Pumice Stone for Toilet Bowl Cleaning Powerfully Pumice Stick for Cleaning Hard Water Rings Calcium Buildup Rust Pumice Bar for Toilets Bathtubs Grills Swimming Pools Sinks](https://m.media-amazon.com/images/I/51oCDj6HWtL.jpg)**Herda 10 Pack Pumice Stone for Toilet Bowl Cleaning Powerfully Pumice Stick for Cleaning Hard Water Rings Calcium Buildup Rust Pumice Bar for Toilets Bathtubs Grills Swimming Pools Sinks**Herda**$9.06**717 rev1y ago](https://www.amazon.com/dp/B0F13R3NMY) [![8 Pack Pumice Stone for Toilet Bowl Cleaning Scouring Stick Remove Toilet Bowl Hard Water Rings Calcium Buildup and Rust Suitable for Cleaning Toilet Bathroom Kitchen Sink GrillGray](https://m.media-amazon.com/images/I/61FNEFEdWnL.jpg)**8 Pack Pumice Stone for Toilet Bowl Cleaning Scouring Stick Remove Toilet Bowl Hard Water Rings Calcium Buildup and Rust Suitable for Cleaning Toilet Bathroom Kitchen Sink GrillGray**FALAMON**$7.91**8,435 rev5y ago](https://www.amazon.com/dp/B08LH36P55)

### **Trending**

90-day click momentum

[![Herda 10 Pack Pumice Stone for Toilet Bowl Cleaning Powerfully Pumice Stick for Cleaning Hard Water Rings Calcium Buildup Rust Pumice Bar for Toilets Bathtubs Grills Swimming Pools Sinks](https://m.media-amazon.com/images/I/51oCDj6HWtL.jpg)**Herda 10 Pack Pumice Stone for Toilet Bowl Cleaning Powerfully Pumice Stick for Cleaning Hard Water Rings Calcium Buildup Rust Pumice Bar for Toilets Bathtubs Grills Swimming Pools Sinks**Herda**$9.06**4.6★**▲ 25%**](https://www.amazon.com/dp/B0F13R3NMY) [![8 Pack Pumice Stone for Toilet Bowl Cleaning Scouring Stick Remove Toilet Bowl Hard Water Rings Calcium Buildup and Rust Suitable for Cleaning Toilet Bathroom Kitchen Sink GrillGray](https://m.media-amazon.com/images/I/61FNEFEdWnL.jpg)**8 Pack Pumice Stone for Toilet Bowl Cleaning Scouring Stick Remove Toilet Bowl Hard Water Rings Calcium Buildup and Rust Suitable for Cleaning Toilet Bathroom Kitchen Sink GrillGray**FALAMON**$7.91**4.7★**▼ 59%**](https://www.amazon.com/dp/B08LH36P55)

## **Demand**

Weekly Amazon search volume, last 19 weeks — -98.7% search growth over the last 90 days.

2K1KSpike '26Mar '26Mar '26Apr '26May '26May '26Jun '26

## **Reviews**

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

### **What buyers love **

**Ease Of Cleaning**23%

*“Cleans well”*

**Value For Money**17%

*“Best price”*

**Quality-Overall**13%

*“Great product”*

**Efficiency**9%

*“It did an okay job on my sink”*

**Advertised Vs Actual Product**8%

*“Product is as advertised”*

**Ease Of Use**5%

*“Easy to use”*

**Product Condition**3%

*“they look brand new”*

**Stain Resistance**3%

*“If you have hard to remove stains in the kitchen, buy these”*

**Durability**3%

*“durable enough to get those deposits off”*

**Scratch Resistance**1%

*“didn't scratch the toilet bowl”*

### **What buyers complain about **

**Functionality-Overall**16%

*“Don't work”*

**Stain Resistance**13%

*“Did not remove stains from oven grates”*

**Adhesion/Stickiness**8%

*“It did take most of a stick to remove the buildup”*

**Quality-Overall**8%

*“Cheap”*

**Ease Of Cleaning**7%

*“I have to scrub harder”*

**Rusts/Corrodes**6%

*“its inevitable that youre going to have to clean the rust stains out”*

**Durability**5%

*“The durability is short”*

**Color**4%

*“preferably not blue ones”*

**Size-Overall**3%

*“they are large”*

**Hard Feel**2%

*“rough on the hands”*

### **Top return reasons **

**Functionality-Overall**21%

**Cleaning Modes**14%

**Advertised Vs Actual Product**10%

**Defective Material/Parts**9%

**Scratch Resistance**8%

**Value For Money**6%

**Size-Overall**5%

**Material Quality**4%

**Hard Feel**3%

**Product Condition**3%