Is kids glass cups profitable to sell on Amazon United States?

The niche generates $156K/yr across 34 tracked products. 3 of 4 products launched in the last 360 days are still selling. 90-day search growth is -8.2%. Flapen's verdict: Skip it (44/100).

How competitive is the kids glass cups niche?

15 brands and 23 sellers compete. The top 5 products take 48% of clicks and top 5 brands hold 89% of demand.

What do buyers complain about in kids glass cups?

Top complaints mined from reviews: Leak-Proof, Durability, Size-Overall. The return rate is 3.3%.

When does demand for kids glass cups peak?

Demand peaks in Mar; the busiest month runs 2.3× the quietest.

What does it cost to enter the kids glass cups niche?

Listings span $9.61–$34.91; the average listing price is $26.75 (sweet spot $15–$100). The average incumbent carries 3,022 reviews — the moat a new listing must climb.

kids glass cups

Skip it

Soft demand (-8.2% this quarter) — this niche doesn't clear our bar today.

Avg price

Incredible$26.75

avg listing price — sweet spot $15–$100

Price range

Great$9.61–$34.91

cheapest to priciest tracked listing — scored on the share inside $15–$100

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Competition

Good48%

top-5 click share — leaders hold, buyers still browse

Returns

Okay3.3%

return rate — above 5% kills the launch gate

Review moat

Okay3,022.44

avg incumbent reviews — the moat a new listing must climb

Market size

Okay$156K

$156K/yr · 297K searches

Brand share

Okay89%

top-5 brand share — brands hold most of the demand

Conversion

Bad2.0%

search→purchase rate — share of searches ending in a sale

Growth

Bad-8.2%

90-day search growth — must beat 0% to launch

According to Flapen's Amazon United States niche tracking, kids glass cups is a $156K/yr Amazon United States market (297K searches/yr). The top 5 brands hold 89% of demand. Demand peaks in Mar. Verdict: Skip it — 44/100.

Data updated Jul 12, 2026 · scored weekly · How we score niches

kids glass cups market data

Units sold / yr: 6K–8K; avg 100–250/product
Revenue / yr: $161K–$214K; units × avg price
Conversion rate: 2.0%
Avg BSR: #192
Page quality: 0%
Prime: 100%
Sponsored: 88%
Out of stock: 9.4%
Avg brand age: 38 months
Avg seller age: 163 days

Competition & brand share

The top 5 products take 48% of clicks — established leaders, but buyers still shop beyond them.

Brands

15 falling

Sellers

Top-5 brand share

89%

Top 20: 100%

Top-5 click share

48%

Top 20: 86%

Open market

Elk and Friends72%
Mrsdry6%
PandaEar5%
Sursip3%
WeeSprout2%
Lifefactory2%
Open — no brand owns it (9 brands, 9%)

Demand & seasonality

Weekly Amazon search volume, last 102 weeks — -8.2% search growth over the last 90 days.

Peak months: Mar · busiest ÷ quietest = 2.3×

Open Trend

Top kids glass cups search terms

elk and friends cups90K/yr -4.0%2.3% conv.
kids glass cups33K/yr -11.3%1.4% conv.
glass cups for kids28K/yr -8.7%1.1% conv.
glass toddler cups17K/yr +25.4%1.4% conv.
glass kids cups20K/yr -8.4%1.5% conv.
toddler glass cup18K/yr -26.9%1.3% conv.
glass toddler cup with straw20K/yr -41.2%1.7% conv.
elk and friends stainless steel cups11K/yr +26.7%2.4% conv.
elk and friends glass cups5K/yr +2.1%3.1% conv.
glass cups for toddlers7K/yr -9.8%1.8% conv.

All search terms

Top kids glass cups 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.

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

Elk and Friends$34.454.3★7,508 rev

Elk and Friends$34.444.6★8,184 rev

Elk and Friends$34.444.6★8,184 rev

Elk and Friends$34.534.6★8,184 rev

Elk and Friends$32.864.4★1,828 rev

Newest

by launch date

Mrsdry Glass Cups with Lids and Straws (4 Pcs) 16oz Drinking Glasses Set with Silicone Sleeves for Coffee Bar Accessories Iced Coffee Cups with Lids Glass Tumbler Reusable for Gifts

Mrsdry$18.86344 rev

10mo ago

Mrsdry Glass Cups with Lids and Straws 4 Pcs 16oz Glass Tumbler with Silicone Straw and Sleeve for Coffee Bar Accessory Drinking Glasses Set Reusable Iced Coffee Cup - Smoothie Cup for Gifts

Mrsdry$19.25344 rev

10mo ago

Elk and Friends$24.80138 rev

11mo ago

Sursip Toddler Glass Cups with Straw Spill-Proof Kids Mason Jar Food Storage with Lids Sippy Cups for Drinks Smoothies Snacks Milk Cup [4 Pack] 8 oz 2-in-1

Sursip$28.91197 rev

1y ago

Sursip Toddler Glass Cups with Straw Spill-Proof Kids Mason Jar Food Storage with Lids Sippy Cups for Drinks Smoothies Snacks Milk Cup [4 Pack] 8 oz 2-in-1

Sursip$29.23197 rev

1y ago

What buyers say about kids glass cups

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall18%

“Good quality cups”

Ease Of Cleaning11%

“They clean through the dishwasher beautifully”

Size-Overall10%

“fits snugly”

Durability8%

“have held up well”

Leak-Proof7%

“They dont leak”

Color5%

“Attractive colors”

Ease Of Use4%

“Easy to use”

Strength3%

“Sturdy and a quick clean”

Material Quality3%

“The materials feel high quality”

Grip2%

“the easy grip fits their little hands”

What buyers complain about

Leak-Proof34%

“Leak everywhere”

Durability9%

“Very breakable”

Size-Overall9%

“Too Small”

Value For Money4%

“Pretty upsetting for something at this price point”

Quality-Overall3%

“Bad quality”

Strength2%

“Not very sturdy”

Rusts/Corrodes2%

“One developed rust immediately”

Ease Of Use2%

“off so easily”

Material Quality2%

“Silicone might not be the best material for this”

Thickness2%

“These cups are really thin”

Top return reasons

Size-Overall35%

Leak-Proof26%

Advertised Vs Actual Product6%

Material Quality5%

Color4%

Product Condition4%