---
title: "Bathroom Cup — $98K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/home-kitchen/bathroom-cup"
last_updated: "2026-08-09T17:11:50.542Z"
locale: en
meta:
description: "Niche score 55/100 · $98K/yr market · 207K searches/yr · $10.01 avg price. A small market ($98K/yr) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 55/100 · $98K/yr market · 207K searches/yr · $10.01 avg price. A small market ($98K/yr) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Bathroom Cup — $98K/yr Amazon US Niche (2026) - Flapen"
---
# **bathroom cup**
**Worth a look**
Shows no brand lock-in (top 5 brands take 42% of clicks), but a small market ($98K/yr) keeps it on the watch list.
Market size 24Growth 30Conversion 56Competition 84Returns 92Price range 32Avg price 33Brand share 93Review moat 67Quality gap 40
**Brand share**
**Great****42%**
top-5 brand share — no brand owns this niche
**Returns**
**Great****1.2%**
return rate — above 5% kills the launch gate
**Competition**
**Great****31%**
top-5 click share — an open shelf
**Review moat**
**Good****817.58**
avg incumbent reviews — the moat a new listing must climb
**Conversion**
**Good****4.7%**
search→purchase rate — share of searches ending in a sale
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Okay****$10.01**
avg listing price — sweet spot $15–$100
**Price range**
**Okay****$2.08–$21.12**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Growth**
**Okay****+4.3%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****$98K**
$98K/yr · 207K searches
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%")
According to Flapen's Amazon United States niche tracking, bathroom cup is a $98K/yr Amazon United States market (207K searches/yr). The top 5 brands hold 42% of demand. Demand peaks in Jun–Jul–Aug. Verdict: Worth a look — 55/100.
Data updated Jul 6, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **bathroom cup market data**
- **Units sold / yr**
- **8K–10K**
- avg 100–250/product
- **Revenue / yr**
- **$80K–$100K**
- units × avg price
- **Conversion rate**
- **4.7%**
- **Avg BSR**
- **#283**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **87%**
- **Out of stock**
- **4.1%**
- **Avg brand age**
- **37 months**
- **Avg seller age**
- **177 days**
## **Competition & brand share**
Clicks spread well past the top 5 (31% combined) — an open shelf where new products get seen.
**Brands**
**46 **▲rising
**Sellers**
**54**
**Top-5 brand share**
**42%**
Top 20: 81%
**Top-5 click share**
**31%**
Top 20: 68%
**Open market**
**53%**
- wongwongcat11% - RabyLeo10% - DeTii7% - UVIVIU7% - iDesign7% - cawein5%
## **Demand & seasonality**
Weekly Amazon search volume, last 109 weeks — +4.3% search growth over the last 90 days.
13K8KSpike '25Prime Day '25 seasonSepDecMarJunAugNovMarMay
Peak months: Jun, Jul, Aug · busiest ÷ quietest = 2.5×
[**Open Trend **](https://flapen.com/research/us/home-kitchen/bathroom-cup/trend)
## **Top bathroom cup search terms**
- **bathroom cup**104K/yr+12.4%2.8% conv. - **bathroom tumbler**36K/yr-9.8%1.4% conv. - **bathroom tumbler cup**19K/yr+5.6%2.0% conv. - **bathroom tumblers**9K/yr-6.8%1.8% conv. - **cup for bathroom**8K/yr-2.2%3.6% conv. - **bathroom drinking cup**9K/yr-10.6%3.4% conv. - **tooth cup**7K/yr-1.1%2.5% conv. - **plastic bathroom cup**5K/yr-0.3%6.6% conv. - **cup for brushing teeth**4K/yr+5.9%4.2% conv. - **bathroom cups reusable**4K/yr+6.2%2.8% conv. [**All search terms **](https://flapen.com/research/us/home-kitchen/bathroom-cup/search-terms)
## **Top bathroom cup 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%2%$2K4%$4K6%$6K8%$8K1101001K10K 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**Bathroom Tumbler Cup 10.5oz Reusable Unbreakable Toothbrush Cup 300ml Mouthwash Cups Plastic Easy to Clean Bathroom Cup Toothbrush Holder Adequate for Your Bathroom (PP white2)**DeTii**$9.35**4.6★527 rev](https://www.amazon.com/dp/B0BJKB8ZC8) [2**UVIVIU Toothbrush Cup Bathroom Cup Toothbrush Holder Bathroom Tumbler Plastic 350ml (White)**UVIVIU**$7.03**4.6★1,782 rev](https://www.amazon.com/dp/B00YWRKHPK) [3**wongwongcat Bathroom Tumblers 2Pcs Mouthwash Cup Toothbrush Holders Drink Mug Pen Holder Unbreakable Dishwasher Safe 10fl.oz(300ml)/Pcs (Grey & Grey)**wongwongcat**$10.18**4.4★1,226 rev](https://www.amazon.com/dp/B09N8RTYJV) [4**RabyLeo Reusable Drinking Cup Set Large Capacity Bathroom Toothbrush Cup**RabyLeo**$9.93**4.5★549 rev](https://www.amazon.com/dp/B098R74SR3) [5**CAWEIN Bathroom Tumbler 2 Pieces Unbreakable Toothbrush CupDishwasher Safe Drinking Cup (Gray & Gray)**cawein**$9.81**4.5★119 rev](https://www.amazon.com/dp/B0D12TPN5L)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Oasiteege Stainless Steel Toothbrush Cup Holder 13oz Unbreakable Reusable Kids Bathroom Tumbler Cup & Tooth Brush Holder Organizer for Shower Mens Countertop Toothpaste Storage Set Black 2 Pack**Oasiteege**$9.39**34 rev6mo ago](https://www.amazon.com/dp/B0FY2GQLP5) [**Quivorant Toothbrush Cup 4Pack Bathroom Tumbler Unbreakable Smooth Mouth Toothbrush Tumbler Stackable Counter Cups for Travel Camping Bathroom Tidy Bathroom Set of 4 Colors Travel Mugs(Size:4pack)**Quivorant**$6.57**4 rev7mo ago](https://www.amazon.com/dp/B0G4Q7WZ3F) [**Bathroom Toothbrush Holder Cups White Plastic Drinking Cups Mouthwash Cup Reusable Water Cup Bathroom Storage for Home Travel 300ml (Gray)**Kakalote**$6.34**37 rev11mo ago](https://www.amazon.com/dp/B0FJXVH76L) [**YAUKPH Black Striped Toothbrush Holder**YAUKPH**$8.62**316 rev11mo ago](https://www.amazon.com/dp/B0FCBS5VJV) [**Toothbrush Cup 13.75oz 390ml with Non-Slip Pad Easy to Clean Bathroom Cup 2Pcs Reusable Plastic Bathroom Tumbler White**GONGQIN**$9.44**92 rev11mo ago](https://www.amazon.com/dp/B0FHQ9BDX7)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**YAUKPH Black Striped Toothbrush Holder**YAUKPH**$8.62**4.8★**▲ 296%**](https://www.amazon.com/dp/B0FCBS5VJV) [**Quivorant Toothbrush Cup 4Pack Bathroom Tumbler Unbreakable Smooth Mouth Toothbrush Tumbler Stackable Counter Cups for Travel Camping Bathroom Tidy Bathroom Set of 4 Colors Travel Mugs(Size:4pack)**Quivorant**$6.57**4.1★**▲ 182%**](https://www.amazon.com/dp/B0G4Q7WZ3F) [**iDesign Plastic Bathroom Tumbler Bronze Set of 2**iDesign**$9.44**4.7★**▲ 146%**](https://www.amazon.com/dp/B0DQQCKGZ2) [**Bathroom Toothbrush Holder Cups White Plastic Drinking Cups Mouthwash Cup Reusable Water Cup Bathroom Storage for Home Travel 300ml (Gray)**Kakalote**$6.34**4.3★**▲ 141%**](https://www.amazon.com/dp/B0FJXVH76L) [**Oasiteege Stainless Steel Toothbrush Cup Holder 13oz Unbreakable Reusable Kids Bathroom Tumbler Cup & Tooth Brush Holder Organizer for Shower Mens Countertop Toothpaste Storage Set Black 2 Pack**Oasiteege**$9.39**4.2★**▲ 93%**](https://www.amazon.com/dp/B0FY2GQLP5)
**~~View all trending →~~**
## **What buyers say about bathroom cup**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**16%
*“Decent quality”*
**Size-Overall**14%
*“Good fit”*
**Advertised Vs Actual Product**11%
*“As described”*
**Value For Money**10%
*“GREAT VALUE”*
**Strength**9%
*“Sturdy cups”*
**Ease Of Use**6%
*“Easy peasy”*
**Ease Of Cleaning**5%
*“Very cute and perfect for encouraging kids to learn how to rinse”*
**Design-Overall**4%
*“Cute designs”*
**Durability**4%
*“They hold up very well”*
**Color**2%
*“The colors are bright”*
### **What buyers complain about **
**Size-Overall**16%
*“Don't fit”*
**Quality-Overall**10%
*“Bad quality”*
**Value For Money**7%
*“OVERPRICED”*
**Ease Of Use**7%
*“Hard to pour”*
**Advertised Vs Actual Product**6%
*“the picture is misleading”*
**Leak-Proof**5%
*“water leaks out of the side”*
**Durability**4%
*“durability could be better”*
**Dispensing Mechanism**4%
*“Do not fit in standard dispense”*
**Strength**4%
*“A little flimsy”*
**Ease Of Cleaning**3%
*“Dirty or Clean”*
### **Top return reasons **
**Size-Overall**53%
**Color**8%
**Material Quality**6%
**Advertised Vs Actual Product**5%
**Value For Money**5%
**Quality-Overall**5%
**Defective Material/Parts**3%
**Dispensing Mechanism**1%
**Functionality-Overall**1%
**Leak-Proof**1%
## **Common questions**
- **Is bathroom cup profitable to sell on Amazon United States?**
- The niche generates $98K/yr across 71 tracked products. 2 of 9 products launched in the last 360 days are still selling. 90-day search growth is +4.3%. Flapen's verdict: Worth a look (55/100).
- **How competitive is the bathroom cup niche?**
- 46 brands and 54 sellers compete. The top 5 products take 31% of clicks and top 5 brands hold 42% of demand.
- **What do buyers complain about in bathroom cup?**
- Top complaints mined from reviews: Size-Overall, Quality-Overall, Value For Money. The return rate is 1.2%.
- **When does demand for bathroom cup peak?**
- Demand peaks in Jun–Jul–Aug; the busiest month runs 2.5× the quietest.
- **What does it cost to enter the bathroom cup niche?**
- Listings span $2.08–$21.12; the average listing price is $10.01 (sweet spot $15–$100). The average incumbent carries 818 reviews — the moat a new listing must climb.
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