---
title: "Baby Shark Cup — $30K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/baby-products/baby-shark-cup"
last_updated: "2026-08-09T17:57:50.175Z"
locale: en
meta:
description: "Niche score 36/100 · $30K/yr market · 53K searches/yr · $17.34 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 36/100 · $30K/yr market · 53K searches/yr · $17.34 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Baby Shark Cup — $30K/yr Amazon US Niche (2026) - Flapen"
---
# **baby shark cup**
**Skip it**
A small market ($30K/yr) — this niche doesn't clear our bar today.
Market size 7Growth 22Conversion 40Competition 43Returns 82Price range 52Avg price 81Brand share 33Review moat 23Quality gap 19
**Returns**
**Great****1.6%**
return rate — above 5% kills the launch gate
**Avg price**
**Great****$17.34**
avg listing price — sweet spot $15–$100
**Price range**
**Good****$3.92–$27.05**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Okay****59%**
top-5 click share — leaders hold, buyers still browse
**Conversion**
**Okay****3.2%**
search→purchase rate — share of searches ending in a sale
**Brand share**
**Okay****85%**
top-5 brand share — brands hold most of the demand
**Review moat**
**Bad****7,759.64**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-6.3%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Market size**
**Bad****$30K**
$30K/yr · 53K searches
According to Flapen's Amazon United States niche tracking, baby shark cup is a $30K/yr Amazon United States market (53K searches/yr). The top 5 brands hold 85% of demand. Demand peaks in Jul–Aug. Verdict: Skip it — 36/100.
Data updated Jul 12, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **baby shark cup market data**
- **Units sold / yr**
- **2K–3K**
- avg 0–100/product
- **Revenue / yr**
- **$35K–$43K**
- units × avg price
- **Conversion rate**
- **3.2%**
- **Avg BSR**
- **#358**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **68%**
- **Out of stock**
- **15.1%**
- **Avg brand age**
- **41 months**
- **Avg seller age**
- **162 days**
## **Competition & brand share**
The top 5 products take 59% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**10 **▼falling
**Sellers**
**32**
**Top-5 brand share**
**85%**
Top 20: 100%
**Top-5 click share**
**59%**
Top 20: 98%
**Open market**
**10%**
- Simple Modern31% - Zak Designs21% - The First Years16% - Nickelodeon10% - Lidmada8% - Unique5% - Open — no brand owns it (4 brands, 10%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -6.3% search growth over the last 90 days.
2K2KHoliday '24Spike '25Prime Day '25Holiday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jul, Aug · busiest ÷ quietest = 1.7×
[**Open Trend **](https://flapen.com/research/us/baby-products/baby-shark-cup/trend)
## **Top baby shark cup search terms**
- **baby shark cup**17K/yr-14.8%3.8% conv. - **baby shark water bottle**14K/yr+3.4%4.7% conv. - **baby shark cups**11K/yr+2.1%3.1% conv. - **baby shark sippy cup**8K/yr-3.0%2.9% conv. - **baby shark cups for toddlers**3K/yr-30.0%4.3% conv. [**All search terms **](https://flapen.com/research/us/baby-products/baby-shark-cup/search-terms)
## **Top baby shark 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%5%$1K10%$3K15%$4K20%$6K1101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 22 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Simple Modern Baby Shark Kids Water Bottle with Straw Lid | 14oz Insulated Stainless Steel Kids Tumbler & Spill Proof Toddler Cup for School Girls Boys | Summit | Baby Shark Friends**Simple Modern**$22.46**4.5★12,431 rev](https://www.amazon.com/dp/B0C1HQBLTK) [2**Zak Designs 15oz Baby Shark Kelso Tumbler Set Leak-Proof Screw-On Lid with Straw Made of Durable Plastic and Silicone Perfect Bundle for Kids (2pcs Set)**Zak Designs**$16.03**4.6★31,471 rev](https://www.amazon.com/dp/B0919MDQS8) [3**Simple Modern Baby Shark Kids Tritan Plastic Summit Water Bottle | 12 oz BPA-Free Cup with Covered Leak Proof Straw Lid for Boys Girls Toddlers | Friends**Simple Modern**$15.67**4.6★2,713 rev](https://www.amazon.com/dp/B0D7NG8B2R) [4**The First Years Take & Toss Pinkfong Baby Shark Sippy Cups - Reusable Toddlers Cups with Lids - Kids Party Pack with 2 Travel Caps - 10 Oz - 10 Count**The First Years**$15.81**4.7★444 rev](https://www.amazon.com/dp/B0B3GC3BVJ) [5**The First Years Pinkfong Baby Shark Insulated Sippy Cup - Spill Proof Toddler Cups - Made Without BPA - 9 Oz - 2 Count**The First Years**$12.33**4.8★8,995 rev](https://www.amazon.com/dp/B09V5T9DTN)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Unique Baby Shark 12 Pack 16 oz Plastic Reusable Favor Cups Birthday Party Supplies Goodie Bag Favors Kids Drinkware & Take-Home Gifts**Unique**$25.00**4 rev6mo ago](https://www.amazon.com/dp/B0G86T7RS4) [**Lidmada 24 Set Shark Birthday Favors Cups with Silly Straws Bulk 16 OZ Shark Reusable Plastic Cups for Kids Baby Party Decorations Supplies Goodie Bag Stuffers**Lidmada**$27.05**41 rev1y ago](https://www.amazon.com/dp/B0F93ZJGRV) [**Simple Modern Baby Shark Kids Tritan Plastic Summit Water Bottle | 12 oz BPA-Free Cup with Covered Leak Proof Straw Lid for Boys Girls Toddlers | Friends**Simple Modern**$15.67**2,713 rev2y ago](https://www.amazon.com/dp/B0D7NG8B2R) [**Lidmada Shark Party Favors Goodie Cups with Lids 24 Pack Birthday Party Cups in 4 Colors 16OZ Plastic Ocean Shark Themed Reusable Party Supplies Decorations Cups for Baby Kids Christmas Winter Gifts**Lidmada**$19.62**179 rev3y ago](https://www.amazon.com/dp/B0CB13DTHQ) [**THERMOS FUNTAINER Water Bottle with Straw - 12 Ounce - Kids Stainless Steel Vacuum Insulated Water Bottle with Lid Bluey**THERMOS**$15.35**37,382 rev3y ago](https://www.amazon.com/dp/B0C3NKW6F1)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Nickelodeon Baby Shark Girls T-Shirt Tank Top and Short Set for Infant and Toddler Pink/Blue Or Multicolor/Grey/Blue**Nickelodeon**$21.43**4.6★**▲ 260%**](https://www.amazon.com/dp/B08LN13G27) [**Nickelodeon Baby Shark Girls T-Shirt Tank Top and Short Set for Infant and Toddler Pink/Blue Or Multicolor/Grey/Blue**Nickelodeon**$21.34**4.6★**▲ 245%**](https://www.amazon.com/dp/B08LN7LNNF) [**Nickelodeon Baby Boys Shark T-Shirt and Short Set for Toddler**Nickelodeon**$18.87**4.7★**▲ 220%**](https://www.amazon.com/dp/B0872D97HZ) [**Nickelodeon Baby Shark Girls T-Shirt Tank Top and Short Set for Infant and Toddler Pink/Blue Or Multicolor/Grey/Blue**Nickelodeon**$21.20**4.6★**▲ 206%**](https://www.amazon.com/dp/B08LMW7VJQ) [**Nickelodeon Baby Shark Girls T-Shirts and Legging Pants Set for Infant and Toddlers**Nickelodeon**$24.45**4.6★**▲ 175%**](https://www.amazon.com/dp/B08KR7J43R)
**~~View all trending →~~**
## **What buyers say about baby shark cup**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**15%
*“Fits perfectly”*
**Quality-Overall**12%
*“Otherwise no complaints”*
**Leak-Proof**10%
*“Does not leak”*
**Ease Of Cleaning**6%
*“very easy to clean”*
**Color**6%
*“The colors are super cute”*
**Ease Of Use**5%
*“Easy for a toddler to use”*
**Advertised Vs Actual Product**5%
*“better than expected”*
**Durability**5%
*“They see to be pretty durable”*
**Temperature Retention**4%
*“the water stays cool for long enough”*
**Material Quality**3%
*“Good quality plastic”*
### **What buyers complain about **
**Leak-Proof**35%
*“These leak terribly”*
**Durability**9%
*“These did not last even 1 month”*
**Design-Overall**4%
*“the entire design is coming off in places”*
**Gap/Hole**4%
*“Holes in the shirt”*
**Water Resistance**4%
*“Water is easily spilled out while the cap is tightly”*
**Size-Overall**4%
*“The size was small”*
**Quality-Overall**3%
*“Cheap straw”*
**Material Quality**3%
*“The stainless steel body is genuinely tough”*
**Product Condition**2%
*“Arrived used when purchased new”*
**Value For Money**2%
*“I think the price is kinda high for a cup”*
### **Top return reasons **
**Size-Overall**28%
**Leak-Proof**22%
**Value For Money**9%
**Advertised Vs Actual Product**9%
**Functionality-Overall**4%
**Product Condition**4%
**Color**3%
**Quality-Overall**3%
**Material Quality**3%
**Design-Overall**2%
## **Common questions**
- **Is baby shark cup profitable to sell on Amazon United States?**
- The niche generates $30K/yr across 22 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -6.3%. Flapen's verdict: Skip it (36/100).
- **How competitive is the baby shark cup niche?**
- 10 brands and 32 sellers compete. The top 5 products take 59% of clicks and top 5 brands hold 85% of demand.
- **What do buyers complain about in baby shark cup?**
- Top complaints mined from reviews: Leak-Proof, Durability, Design-Overall. The return rate is 1.6%.
- **When does demand for baby shark cup peak?**
- Demand peaks in Jul–Aug; the busiest month runs 1.7× the quietest.
- **What does it cost to enter the baby shark cup niche?**
- Listings span $3.92–$27.05; the average listing price is $17.34 (sweet spot $15–$100). The average incumbent carries 7,760 reviews — the moat a new listing must climb.
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