bathroom cup
Worth a lookShows no brand lock-in (top 5 brands take 42% of clicks), but a small market ($98K/yr) keeps it on the watch list.
Brand share
Great42%top-5 brand share — no brand owns this niche
Returns
Great1.2%return rate — above 5% kills the launch gate
Competition
Great31%top-5 click share — an open shelf
Review moat
Good817.58avg incumbent reviews — the moat a new listing must climb
Conversion
Good4.7%search→purchase rate — share of searches ending in a sale
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Avg price
Okay$10.01avg listing price — sweet spot $15–$100
Price range
Okay$2.08–$21.12cheapest 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
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
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.Peak months: Jun, Jul, Aug · busiest ÷ quietest = 2.5×
Top bathroom cup search terms
- bathroom cup104K/yr
- bathroom tumbler36K/yr
- bathroom tumbler cup19K/yr
- bathroom tumblers9K/yr
- cup for bathroom8K/yr
- bathroom drinking cup9K/yr
- tooth cup7K/yr
- plastic bathroom cup5K/yr
- cup for brushing teeth4K/yr
- bathroom cups reusable4K/yr
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.
All 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
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$9.354.6★527 rev
UVIVIU Toothbrush Cup Bathroom Cup Toothbrush Holder Bathroom Tumbler Plastic 350ml (White)
UVIVIU$7.034.6★1,782 rev
wongwongcat Bathroom Tumblers 2Pcs Mouthwash Cup Toothbrush Holders Drink Mug Pen Holder Unbreakable Dishwasher Safe 10fl.oz(300ml)/Pcs (Grey & Grey)
wongwongcat$10.184.4★1,226 rev
RabyLeo Reusable Drinking Cup Set Large Capacity Bathroom Toothbrush Cup
RabyLeo$9.934.5★549 rev
CAWEIN Bathroom Tumbler 2 Pieces Unbreakable Toothbrush CupDishwasher Safe Drinking Cup (Gray & Gray)
cawein$9.814.5★119 rev
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$9.3934 rev
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$6.574 rev
Bathroom Toothbrush Holder Cups White Plastic Drinking Cups Mouthwash Cup Reusable Water Cup Bathroom Storage for Home Travel 300ml (Gray)
Kakalote$6.3437 rev
YAUKPH Black Striped Toothbrush Holder
YAUKPH$8.62316 rev
Toothbrush Cup 13.75oz 390ml with Non-Slip Pad Easy to Clean Bathroom Cup 2Pcs Reusable Plastic Bathroom Tumbler White
GONGQIN$9.4492 rev
Trending
90-day click momentumYAUKPH Black Striped Toothbrush Holder
YAUKPH$8.624.8★
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$6.574.1★
iDesign Plastic Bathroom Tumbler Bronze Set of 2
iDesign$9.444.7★
Bathroom Toothbrush Holder Cups White Plastic Drinking Cups Mouthwash Cup Reusable Water Cup Bathroom Storage for Home Travel 300ml (Gray)
Kakalote$6.344.3★
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$9.394.2★
What buyers say about bathroom cup
What buyers praise and complain about, mined from review topics.What buyers love
“Decent quality”
“Good fit”
“As described”
“GREAT VALUE”
“Sturdy cups”
“Easy peasy”
“Very cute and perfect for encouraging kids to learn how to rinse”
“Cute designs”
“They hold up very well”
“The colors are bright”
What buyers complain about
“Don't fit”
“Bad quality”
“OVERPRICED”
“Hard to pour”
“the picture is misleading”
“water leaks out of the side”
“durability could be better”
“Do not fit in standard dispense”
“A little flimsy”
“Dirty or Clean”
Top return reasons
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.