---
title: "Birthday Cup — $56K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/home-kitchen/birthday-cup"
last_updated: "2026-08-09T13:07:10.541Z"
locale: en
meta:
description: "Niche score 54/100 · $56K/yr market · 149K searches/yr · $18.04 avg price. A small market ($56K/yr) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 54/100 · $56K/yr market · 149K searches/yr · $18.04 avg price. A small market ($56K/yr) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Birthday Cup — $56K/yr Amazon US Niche (2026) - Flapen"
---
# **birthday cup**
**Worth a look**
Shows low returns (0.7%), but a small market ($56K/yr) keeps it on the watch list.
Market size 14Growth 29Conversion 26Competition 92Returns 96Price range 77Avg price 83Brand share 88Review moat 58Quality gap 21
**Returns**
**Incredible****0.7%**
return rate — above 5% kills the launch gate
**Competition**
**Great****23%**
top-5 click share — an open shelf
**Brand share**
**Great****47%**
top-5 brand share — no brand owns this niche
**Avg price**
**Great****$18.04**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$4.83–$50.50**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Good****1,192.86**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Okay****+3.5%**
90-day search growth — must beat 0% to launch
**Conversion**
**Okay****2.1%**
search→purchase rate — share of searches ending in a sale
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Market size**
**Bad****$56K**
$56K/yr · 149K 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, birthday cup is a $56K/yr Amazon United States market (149K searches/yr). The top 5 brands hold 47% of demand. Demand peaks in Aug. Verdict: Worth a look — 54/100.
Data updated Jul 24, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **birthday cup market data**
- **Units sold / yr**
- **3K–4K**
- avg 0–100/product
- **Revenue / yr**
- **$54K–$72K**
- units × avg price
- **Conversion rate**
- **2.1%**
- **Avg BSR**
- **#1,708**
- **Page quality**
- **0%**
- **Prime**
- **99%**
- **Sponsored**
- **86%**
- **Out of stock**
- **9.7%**
- **Avg brand age**
- **28 months**
- **Avg seller age**
- **149 days**
## **Competition & brand share**
Clicks spread well past the top 5 (23% combined) — an open shelf where new products get seen.
**Brands**
**54 **▼falling
**Sellers**
**103**
**Top-5 brand share**
**47%**
Top 20: 73%
**Top-5 click share**
**23%**
Top 20: 54%
**Open market**
**53%**
- Your Dream Party Shop18% - Jingmore12% - FoldTier8% - Qinyoung5% - Panspace3% - Teenyyou3%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +3.5% search growth over the last 90 days.
6K4KSpike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Aug · busiest ÷ quietest = 2.4×
[**Open Trend **](https://flapen.com/research/us/home-kitchen/birthday-cup/trend)
## **Top birthday cup search terms**
- **birthday cup**42K/yr+0.5%1.2% conv. - **happy birthday cups**21K/yr+20.7%1.8% conv. - **birthday cups for women**18K/yr-9.0%0.9% conv. - **birthday tumbler**14K/yr+15.9%0.8% conv. - **birthday girl cup**11K/yr+19.6%0.9% conv. - **birthday squad cups**14K/yr-19.0%1.5% conv. - **happy birthday cup**12K/yr-7.7%1.0% conv. - **birthday cups with lids**7K/yr+11.0%0.5% conv. - **birthday plastic cups**4K/yr+20.5%1.9% conv. - **plastic birthday cups**4K/yr+7.6%2.0% conv. [**All search terms **](https://flapen.com/research/us/home-kitchen/birthday-cup/search-terms)
## **Top birthday 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%3%$2K6%$3K9%$5K12%$7K1101001K10K100K 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**Its My Birthday Bitches Wine Tumbler - Happy Birthday Cup - 12 oz Stainless Steel Insulated Bitch Cup Unique Gift for Women and Girl Stylish Fun & Sassy Glasses & Cups**Your Dream Party Shop**$11.27**4.8★489 rev](https://www.amazon.com/dp/B083JLM6GC) [2**FoldTier 50 Pcs Happy Birthday Cups 12 oz Plastic Birthday Party Glasses Clear Disposable Drinking Cups for Home Kitchen Theme Party Favors Supplies Decoration**FoldTier**$20.54**4.7★311 rev](https://www.amazon.com/dp/B0CQXNQTFB) [3**Jingmore 8 Set Birthday Party Glitter Tumblers 24 oz Birthday Squad Birthday Queen Plastic Tumblers with Lid Straw and Twist Bow for Birthday Decorations Party Favor for Women (Rose Red Pink)**Jingmore**$21.20**4.6★124 rev](https://www.amazon.com/dp/B0DR8HCP3Y) [4**Qinyoung 24 Set Creative Happy Birthday Gifts from Teacher Students Birthday Cups with Lid Colorful Straws Sticker and Raffia Plastic Cups for Reward Kids Prize Classroom Party Supplies(Classic)**Qinyoung**$28.67**4.7★46 rev](https://www.amazon.com/dp/B0DZNQ4XTC) [5**FoldTier 50 Pcs Happy Birthday Cups 12 oz Birthday Plastic Glasses Clear Disposable Cups Theme Drinking Glasses for Home Kitchen Theme Party Favors Supplies Decoration**FoldTier**$19.86**4.7★311 rev](https://www.amazon.com/dp/B0CRGTBQ6C)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**40oz Birthday Tumbler For Women Her Not A Day Over Fabulous Bouquet Gifts**CORCUP**$16.15**26 rev3mo ago](https://www.amazon.com/dp/B0GWJ287CS) [**HYMENEX 50 Pcs Happy Birthday Cups 12oz Birthday Party Plastic Cups for Home Kitchen Birthday Party Favors Supplies Decorations**HYMENEX**$16.89**3 rev9mo ago](https://www.amazon.com/dp/B0FWJXVNJQ) [**Ovveroche 12 Pcs Birthday Party Plastic Cups with Lids and Straws and Bows 24 oz Reusable Cups Travel Mug Bulk for Birthday Decorations Party Favor Pink**Ovveroche**$22.63**153 rev1y ago](https://www.amazon.com/dp/B0F841HD1P) [**Qinyoung 24 Set Creative Happy Birthday Gifts from Teacher Students Birthday Cups with Lid Colorful Straws Sticker and Raffia Plastic Cups for Reward Kids Prize Classroom Party Supplies(Classic)**Qinyoung**$28.67**46 rev1y ago](https://www.amazon.com/dp/B0DZNQ4XTC) [**Party Solids 9 oz Disposable Paper Coffee Cups - 50 Count - BPA-Free Durable Leak-Free Recyclable - Perfect for Hot & Cold Drinks Parties Home & Office**Party Solids**$13.10**8 rev1y ago](https://www.amazon.com/dp/B0DS2WVJMT)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**40oz Birthday Tumbler For Women Her Not A Day Over Fabulous Bouquet Gifts**CORCUP**$16.15**4.5★**▲ 279%**](https://www.amazon.com/dp/B0GWJ287CS) [**HYMENEX 50 Pcs Happy Birthday Cups 12oz Birthday Party Plastic Cups for Home Kitchen Birthday Party Favors Supplies Decorations**HYMENEX**$16.89**5.0★**▲ 106%**](https://www.amazon.com/dp/B0FWJXVNJQ) [**Qinyoung 24 Set Creative Happy Birthday Gifts from Teacher Students Birthday Cups with Lid Colorful Straws Sticker and Raffia Plastic Cups for Reward Kids Prize Classroom Party Supplies(Classic)**Qinyoung**$28.67**4.7★**▲ 81%**](https://www.amazon.com/dp/B0DZNQ4XTC) [**FoldTier 50 Pcs Happy Birthday Cups 12 oz Birthday Plastic Glasses Clear Disposable Cups Theme Drinking Glasses for Home Kitchen Theme Party Favors Supplies Decoration**FoldTier**$19.86**4.7★**▲ 80%**](https://www.amazon.com/dp/B0CRGTBQ6C) [**Jingmore Birthday Squad Cups 24 oz Party Tumblers Plastic Tumblers with Lid and Straw for 20th 30th 40th 50th 60th Birthday Decorations Favor for Women Girls Adults(White Black 12 Pcs)**Jingmore**$21.54**4.5★**▲ 44%**](https://www.amazon.com/dp/B0DN6D5X9L)
**~~View all trending →~~**
## **What buyers say about birthday cup**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Gifting Purpose**44%
*“Fun Gift”*
**Quality-Overall**13%
*“The bracelet is also nice quality”*
**Value For Money**10%
*“Well worth it”*
**Color**7%
*“Love the variety of colors”*
**Strength**4%
*“Very sturdy and great quality cups”*
**Advertised Vs Actual Product**4%
*“As advertised”*
**Size-Overall**3%
*“nice size”*
**Ease Of Use**2%
*“Easy to use”*
**Durability**2%
*“The cups are very durable”*
**Smell**2%
*“Smells amazing”*
### **What buyers complain about **
**Size-Overall**13%
*“Didnt fit to size”*
**Quality-Overall**9%
*“Not as good of quality as the picture represents”*
**Advertised Vs Actual Product**8%
*“Not as advertised”*
**Strength**6%
*“Flimsy”*
**Color**6%
*“Recieved different colors”*
**Smell**5%
*“Its very hard to get rid of the smell”*
**Taste-Overall**4%
*“weird taste”*
**Value For Money**4%
*“Total waste of money”*
**Leak-Proof**4%
*“It is not leak proof”*
**Jamming/Clogging**3%
*“Cups would not separate and were stuck”*
### **Top return reasons **
**Size-Overall**42%
**Value For Money**10%
**Advertised Vs Actual Product**8%
**Color**7%
**Quality-Overall**7%
**Material Quality**3%
**Smell**3%
**Thin**2%
**Strength**2%
**Leak-Proof**2%
## **Common questions**
- **Is birthday cup profitable to sell on Amazon United States?**
- The niche generates $56K/yr across 77 tracked products. 3 of 13 products launched in the last 360 days are still selling. 90-day search growth is +3.5%. Flapen's verdict: Worth a look (54/100).
- **How competitive is the birthday cup niche?**
- 54 brands and 103 sellers compete. The top 5 products take 23% of clicks and top 5 brands hold 47% of demand.
- **What do buyers complain about in birthday cup?**
- Top complaints mined from reviews: Size-Overall, Quality-Overall, Advertised Vs Actual Product. The return rate is 0.7%.
- **When does demand for birthday cup peak?**
- Demand peaks in Aug; the busiest month runs 2.4× the quietest.
- **What does it cost to enter the birthday cup niche?**
- Listings span $4.83–$50.50; the average listing price is $18.04 (sweet spot $15–$100). The average incumbent carries 1,193 reviews — the moat a new listing must climb.
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