---
title: "Toilet Shims — $238K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/toilet-shims"
last_updated: "2026-08-08T13:44:09.028Z"
locale: en
meta:
description: "Niche score 42/100 · $238K/yr market · 146K searches/yr · $10.26 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 42/100 · $238K/yr market · 146K searches/yr · $10.26 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Toilet Shims — $238K/yr Amazon US Niche (2026) - Flapen"
---
# **toilet shims**
**Skip it**
Brand-locked demand (top 5 brands take 97% of clicks) — this niche doesn't clear our bar today.
Market size 45Growth 23Conversion 97Competition 21Returns 78Price range 53Avg price 36Brand share 7Review moat 55Quality gap 37
**Conversion**
**Incredible****15.9%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Great****1.8%**
return rate — above 5% kills the launch gate
**Review moat**
**Good****1,298.33**
avg incumbent reviews — the moat a new listing must climb
**Price range**
**Good****$4.70–$26.55**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Market size**
**Okay****$238K**
$238K/yr · 146K searches
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Okay****$10.26**
avg listing price — sweet spot $15–$100
**Growth**
**Bad****-4.3%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****75%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****97%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, toilet shims is a $238K/yr Amazon United States market (146K searches/yr). The top 5 brands hold 97% of demand. Demand peaks in Jan. Verdict: Skip it — 42/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **toilet shims market data**
- **Units sold / yr**
- **20K–25K**
- avg 1,500–2,000/product
- **Revenue / yr**
- **$205K–$257K**
- units × avg price
- **Conversion rate**
- **15.9%**
- **Avg BSR**
- **#368**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **83%**
- **Out of stock**
- **5.3%**
- **Avg brand age**
- **42 months**
- **Avg seller age**
- **178 days**
## **Competition & brand share**
The top 5 products capture 75% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**6 **—flat
**Sellers**
**9**
**Top-5 brand share**
**97%**
Top 20: 100%
**Top-5 click share**
**75%**
Top 20: 100%
**Open market**
**0%**
- WOBBLE WEDGES41% - PROPA27% - ZZJMCH17% - Tahikem7% - CITLOW4% - Generic3%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -4.3% search growth over the last 90 days.
4K3KSpike '24Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan · busiest ÷ quietest = 1.5×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/toilet-shims/trend)
## **Top toilet shims search terms**
- **toilet shims**55K/yr+2.4%14.3% conv. - **toilet shims for leveling**24K/yr-6.9%14.8% conv. - **plastic toilet shims**9K/yr+12.6%12.7% conv. - **toilet shim**10K/yr-7.5%12.2% conv. - **toilet shims for leveling on tile**6K/yr+4.7%12.6% conv. - **toilet wedges for leveling**2K/yr+99.7%15.5% conv. - **toilet leveling shims**5K/yr+2.8%13.7% conv. - **plastic shims for leveling toilet**8K/yr-45.3%12.7% conv. - **rubber toilet shims**5K/yr-17.8%4.7% conv. - **toilet leveling kit**4K/yr+15.1%5.2% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/toilet-shims/search-terms)
## **Top toilet shims 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%10%$24K20%$48K30%$71K40%$95K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 12 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Flexible Plastic Shims 12pcs Kit Size Variety | Clear Leveling Kit for Home Improvement | Furniture Leg Stabilizers | Table & Toilet Shims - Trim-to-Fit Wedges | Stackable Design | Furniture Levelers**PROPA**$8.97**4.6★288 rev](https://www.amazon.com/dp/B0FDQXBJ28) [2**Wobble Wedges Flexible Plastic Shims - Leveling Shims for Home Improvement Furniture Levelers Table and Toilet for Leveling - Made in USA Plastic Wedges Shim for Appliances (Clear 30-Pack)**WOBBLE WEDGES**$14.60**4.6★4,498 rev](https://www.amazon.com/dp/B00LVQGGKA) [3**ZZJMCH 12 Pack White Multi Purpose Furniture Plastic Shims for Leveling Extreme Weight Capacity Wedges Easy to Snap Cut-to-fit Size Leveler for Toilet Shims Doors Windows Sheds Table**ZZJMCH**$5.62**4.4★642 rev](https://www.amazon.com/dp/B09M2XKGGL) [4**Wobble Wedges Rigid Plastic Shims 75 Pack - Made in USA - Multi-Purpose Shim Wedges for Home Improvement & Work - Plastic Wedge for Table Toilet Furniture Levelers & Leveling Feet - Black**WOBBLE WEDGES**$26.55**4.6★1,069 rev](https://www.amazon.com/dp/B00435B9FS) [5**The Original Wobble Wedge Flexible Plastic Shims Multi-Purpose Leveling Shim for Home Improvement Furniture & Toilet Leveler White Plastic Wedges for Tables Wood Floors & Tile Made in USA 30Pack**WOBBLE WEDGES**$14.48**4.6★754 rev](https://www.amazon.com/dp/B00M2DHAH4)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**12 Pcs Heavy Duty Plastic Shims for Leveling - Slotted Furniture Wedges for Toilet Windows and Doors Stackable Table Levelers with Anti-Slip Texture Snap-to-Fit Size White**CITLOW**$4.70**45 rev6mo ago](https://www.amazon.com/dp/B0GK17BXYV) [**Wobble Wedges Flexible Plastic Shims Multi-Purpose Leveling Shims for Furniture Tables Appliances Toilets Made in USA Wedges for Uneven Surfaces Adjustable Stabilizers (Clear 6-Pack)**WOBBLE WEDGES**$7.54**4,498 rev6mo ago](https://www.amazon.com/dp/B0GHBY9P21) [**Clear Heavy-Duty Plastic Shims Professional Leveling Wedges for Wobbly Toilets Furniture Washers & Commercial Equipment Trim-to-Fit Stackable Non-Slip Floor Protection(Clear 4 Pack)**Generic**$6.11**80 rev10mo ago](https://www.amazon.com/dp/B0FRN3P336) [**Flexible Plastic Shims 12pcs Kit Size Variety | Clear Leveling Kit for Home Improvement | Furniture Leg Stabilizers | Table & Toilet Shims - Trim-to-Fit Wedges | Stackable Design | Furniture Levelers**PROPA**$8.97**288 rev1y ago](https://www.amazon.com/dp/B0FDQXBJ28) [**ZZJMCH 6-Pack White Shims for Leveling Furniture & Toilet - Trimmable Hard Plastic Wedges with Non-Slip Texture Table Stabilizers & Wobble Wedges Rubber Type Levelers for Door Table**ZZJMCH**$5.91**102 rev1y ago](https://www.amazon.com/dp/B0F32PXNHR)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Wobble Wedges Flexible Plastic Shims Multi-Purpose Leveling Shims for Furniture Tables Appliances Toilets Made in USA Wedges for Uneven Surfaces Adjustable Stabilizers (Clear 6-Pack)**WOBBLE WEDGES**$7.54**4.6★**▲ 242%**](https://www.amazon.com/dp/B0GHBY9P21) [**Wobble Wedges Rigid Plastic Shims 75 Pack - Made in USA - Multi-Purpose Shim Wedges for Home Improvement & Work - Plastic Wedge for Table Toilet Furniture Levelers & Leveling Feet - Black**WOBBLE WEDGES**$26.55**4.6★**▲ 228%**](https://www.amazon.com/dp/B00435B9FS) [**12 Pcs Heavy Duty Plastic Shims for Leveling - Slotted Furniture Wedges for Toilet Windows and Doors Stackable Table Levelers with Anti-Slip Texture Snap-to-Fit Size White**CITLOW**$4.70**4.4★**▲ 207%**](https://www.amazon.com/dp/B0GK17BXYV) [**Clear Heavy-Duty Plastic Shims Professional Leveling Wedges for Wobbly Toilets Furniture Washers & Commercial Equipment Trim-to-Fit Stackable Non-Slip Floor Protection(Clear 4 Pack)**Generic**$6.11**4.3★**▲ 102%**](https://www.amazon.com/dp/B0FRN3P336) [**The Original Wobble Wedge Flexible Plastic Shims Multi-Purpose Leveling Shim for Home Improvement Furniture & Toilet Leveler White Plastic Wedges for Tables Wood Floors & Tile Made in USA 30Pack**WOBBLE WEDGES**$14.48**4.6★**▲ 51%**](https://www.amazon.com/dp/B00M2DHAH4)
**~~View all trending →~~**
## **What buyers say about toilet shims**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Ease Of Use**19%
*“Easy to use”*
**Quality-Overall**14%
*“Excellent product”*
**Advertised Vs Actual Product**13%
*“As described”*
**Efficiency**10%
*“Shims work”*
**Size-Overall**7%
*“Perfect fit”*
**Durability**4%
*“Durable and Strong”*
**Strength**4%
*“Good and sturdy”*
**Color**4%
*“The clear color makes them appealing to”*
**Floor Protection**3%
*“Effective for use on uneven floors”*
**Value For Money**3%
*“Good value for the money”*
### **What buyers complain about **
**Size-Overall**30%
*“These are longer”*
**Thickness**8%
*“Not super thick so might need to find bigger size as well”*
**Flexibility**6%
*“they tend to bend over time”*
**Material Quality**6%
*“The material is very hard”*
**Noise Level**4%
*“causing annoying roaring or whistling air sounds through the crack”*
**Strength**4%
*“These have helped with some wobbly furniture”*
**Height**4%
*“Leveling up”*
**Value For Money**3%
*“as it's inside concrete it's costly”*
**Functionality-Overall**2%
*“Product did not work for me”*
**Mounting**2%
*“I had a fan with a wobbly base due to a weird mounting issue”*
### **Top return reasons **
**Size-Overall**48%
**Functionality-Overall**10%
**Advertised Vs Actual Product**8%
**Thin**6%
**Defective Material/Parts**4%
**Strength**4%
**Material Quality**3%
**Thickness**3%
**Flexibility**2%
**Value For Money**2%
## **Common questions**
- **Is toilet shims profitable to sell on Amazon United States?**
- The niche generates $238K/yr across 12 tracked products. 1 of 3 products launched in the last 360 days are still selling. 90-day search growth is -4.3%. Flapen's verdict: Skip it (42/100).
- **How competitive is the toilet shims niche?**
- 6 brands and 9 sellers compete. The top 5 products take 75% of clicks and top 5 brands hold 97% of demand.
- **What do buyers complain about in toilet shims?**
- Top complaints mined from reviews: Size-Overall, Thickness, Flexibility. The return rate is 1.8%.
- **When does demand for toilet shims peak?**
- Demand peaks in Jan; the busiest month runs 1.5× the quietest.
- **What does it cost to enter the toilet shims niche?**
- Listings span $4.70–$26.55; the average listing price is $10.26 (sweet spot $15–$100). The average incumbent carries 1,298 reviews — the moat a new listing must climb.
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