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40oz Tumbler with Straw and Lid

40oz Tumbler with Straw and Lid shows a fragmented shelf (top 5 take 29% of clicks), but a small market ($48K/yr) keeps it on the watch list.

Flapen Score

55
Worth a look
Market size 12Growth 61Conversion 15Competition 86Returns 81Price range 69Avg price 46Brand share 85Review moat 32Quality gap 60
This niche Category average

Is 40oz Tumbler with Straw and Lid profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, 40oz Tumbler with Straw and Lid is a £48K/yr Amazon United Kingdom market (352K searches/yr). The top 5 brands hold 50% of demand. Demand peaks in Jan–Jun–Jul–Dec. Verdict: Worth a look — 55/100.

40oz Tumbler with Straw and Lid: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Worth a look. Search demand moved +37.2% over the last 90 days and 1.2% of searches end in a purchase.

£48K

revenue / yr

Units sold / yr5K
Search volume / yr+37.2%352K
Conversion rate1.2%
Avg price£11.48

Who owns the niche?

The top 5 brands hold 50% of demand, so 50% of the market is open.

50%

open market share

Brands · sellers36 · 85
Top-5 product click share29%
Open market50%
Avg brand age28 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.4★ — the gap to enter on.

0/100

page quality · 77 products

Sponsored placement83%
New entrants (1y)3· 1 succeeded
Avg rating4.4★
Avg reviews3,337

Top 40oz Tumbler with Straw and Lid products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

Clicks spread well past the top 5 (29% combined) — an open shelf where new products get seen.

£0£961£2K£3K£4K101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

36 falling

Sellers

85

Top-5 brand share

50%

Top 20: 89%

Top-5 click share

29%

Top 20: 62%

Open market

46%

  • WATERSY23%
  • Otto Koning9%
  • YJH7%
  • CherryKelly7%
  • Simple Modern5%
  • BOZ4%

40oz Tumbler with Straw and Lid demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume352KCVR1.2%Products77Brands36Top 5 Brands50%OOS Rate18.3%Rating4.4★Reviews3,337Avg BSR#101
12K8KHoliday '24Spike '25Prime Day '25Holiday '25Spike '26Prime Day '26DecMarJunAugNovMarMay

Peak months: Jan, Jun, Jul, Dec · busiest ÷ quietest = 3.3×

Top 40oz Tumbler with Straw and Lid search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

  • insulated tumbler32K/yr
  • tumbler with straw33K/yr
  • insulated cup with straw21K/yr
  • water tumbler24K/yr
  • stainless steel tumbler22K/yr
  • cold cup14K/yr
  • 40oz tumbler19K/yr
  • insulated tumbler with straw15K/yr
  • water cup with straw and lid20K/yr
  • travel cup with straw16K/yr

What reviews say buyers love and hate about 40oz Tumbler with Straw and Lid

What buyers mention most, as a share of all reviews.

What buyers love

79% of reviews
Quality-Overall16%

Excellent quality

Temperature Retention15%

It keeps my drinks coldish

Value For Money10%

Good value for money

Size-Overall9%

Brilliant size

Leak-Proof7%

does not leak

What buyers complain about

66% of reviews
Leak-Proof21%

IT LEAKS FOR GOD SAKE

Value For Money9%

It's not good value as you can get the same at a cheaper price

Ease Of Use7%

Hard to drink out of

Size-Overall7%

Bottle is big

Temperature Retention6%

Doesn't keep cold

40oz Tumbler with Straw and Lid return rate & reasons

Why buyers send it back, as a share of all return requests.

1.7%

Return rate

64%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Size-Overall
47%
2Leak-Proof
15%
3Color
8%
4Weight Heavy
4%
5Scratch Resistance
3%

Common 40oz Tumbler with Straw and Lid questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores 40oz Tumbler with Straw and Lid 55/100 on Amazon United Kingdom — Worth a look. The niche generates £48K/yr across 77 tracked products. 1 of 3 products launched in the last 360 days are still selling. Search demand moved +37.2% over the last 90 days.
Search demand for 40oz Tumbler with Straw and Lid on Amazon United Kingdom peaks in Jan–Jun–Jul–Dec, where the busiest month runs 3.3× the quietest.