Small Flask
FailDemand is soft, at -20.0% this quarter, so Small Flask is a Fail.
- Flapen Score
- 46 / 100Ranks 3,831 of 5,777 Home & Garden niches · −5 vs the category median of 5146
- Market size
- £75K/yr255K searches / yr
- 90-day growth
- -20.0%search demand this quarter
- Competition
- 39%top-5 click share · 28 brands · 83 sellers
Flapen Score
Small Flask against its category
The dotted line is the Home & Garden average. Past it, Small Flask is stronger. Inside it, weaker.
Market
The Small Flask market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Small Flask 255K times last year and spent an estimated £75K. The top 5 brands take 75% of clicks. Demand peaks in Jan–Nov. Flapen scores it 46 out of 100, a Fail.
01 · Demand
An estimated 3.0% of those searches ended in a purchase.
Shoppers searched for this 255K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 3.0% of those searches ended in a purchase. Searches in the last 90 days moved -20.0% against the 90 days before. Searches, conversion and average price together put the market at an estimated £75K a year.
- Searches, last 12 months
- 255K
- Growth, 90 days vs prior 90
- -20.0%
- Conversion, latest week
- 3.0%
- Market size, estimated
- £75Ka year
- Peak month
- January1.9× the quietest month
- Top search term
- small flask47K searches a year
02 · Price
A sale here is worth £9.87.
Listings sell for £9.87 on average, from £6.27 to £26.47. Amazon reports units sold in ranges. This niche sold 8K to 10K a year. The average listing sells 100 to 250 of them. At £9.87 that is £987 to £2K a year per listing.
- Average price
- £9.87under the $15 to $100 sweet spot
- Price range
- £6.27–£26.47
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 8K–10K
- Units per listing a year
- 100–250
- Revenue per listing a year
- £987–£2K
- Returns
- 1.6%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is reviews.
69% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.8% of listings are out of stock. The average listing ranks #203 within Vacuum Flasks. It carries 6,064 reviews at 4.31 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 69%
- Prime listings
- 100%
- Out of stock, average day
- 0.8%
- Average rank
- #203in Vacuum Flasks
- Average rating
- 4.31 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 6,064per listing
- Listings tracked
- 55
04 · Newcomers
0 of last year's 12 launches cleared the first-year sales bar.
12 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 46 months on average, so the names here are settling in.
- Launched, last 12 months
- 12
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 46 months
Products
Top Small Flask products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 27, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Exllena Small Flask 150ml Made of 304 Stainless Steel Double Wall Vacuum Insulation for Hot&Cold Drinks Mini Flask with Carry Handle - 100% Leakproof(Mint)
- Price
- £7.62
- Rating
- 4.4/5
- Reviews
- 3,311
- Age
- 2y ago

ThermoCafe Stainless Steel 500ml Flask
- Price
- £8.24
- Rating
- 4.6/5
- Reviews
- 22,004
- Age
- 19y ago

Upgraded Exllena Small Water Bottle for Handbag 250ml Small Flask for Hot & Cold Drinks Perfect Small Insulated Water Bottle for Travel Milk Coffee... (Black)
- Price
- £10.10
- Rating
- 4.3/5
- Reviews
- 1,328
- Age
- 1y ago

Thermos 181114 ThermoCafé Stainless Steel Flask Multicolour 0.35 L
- Price
- £6.91
- Rating
- 4.6/5
- Reviews
- 3,681
- Age
- 22y ago

Thermos - Light and Compact Flask (350ml) - Premium Leak Proof Insulated Tea & Coffee Flask for Hot & Cold Drinks Built-in Cup Push Button Stopper BPA-Free Durable Steel
- Price
- £12.50
- Rating
- 4.6/5
- Reviews
- 12,218
- Age
- 14y ago
Trending
estimated 90-day click momentum
Exllena 250ml Mini Thermal Flask 100% Leakproof Pocket Travel Mug for Flat White Coffee & Tea Slim Stainless Steel Small Water Bottle for Handbag Commute Milk BPA Free(Dusty Green)
- Price
- £10.86
- Rating
- 3.8/5
- Reviews
- 99
- Age
- 4mo ago

Exllena Small Flask 250ml Made of 304 Stainless Steel Double Wall Vacuum Insulation for Hot&Cold Drinks Mini Flask with Carry Handle - 100% Leakproof (Pink)
- Price
- £9.28
- Rating
- 4.4/5
- Reviews
- 3,311
- Age
- 2y ago

Spotzyllic 2 Pcs 150ml Small Thermos Flask Stainless Steel Water Bottle Keeps Cold 12H/Hot 8H Leak Proof Insulated Cup for Travel Handbag Gift for Couples (Black+Metallic)
- Price
- £9.94
- Rating
- 4.6/5
- Reviews
- 11
- Age
- 10mo ago

300ml Small Flask Reusable Vacuum Insulated Stainless Steel Insulated Tumbler Water Bottle with Leakproof Lid for Hot & Cold Drinks Portable Coffee Mug for Travel (Black)
- Price
- £6.38
- Rating
- 4.3/5
- Reviews
- 26
- Age
- 7mo ago

Exllena Small Flask 250ml Water Bottle Made of 304 Stainless Steel Double Wall Vacuum Insulation for Hot&Cold Drinks Mini Flask with Carry Handle - 100% Leakproof (Grayish Blue)
- Price
- £9.43
- Rating
- 4.4/5
- Reviews
- 3,311
- Age
- 2y ago
Newest
by launch date
Exllena 250ml Mini Thermal Flask 100% Leakproof Pocket Travel Mug for Flat White Coffee & Tea Slim Stainless Steel Small Water Bottle for Handbag Commute Milk BPA Free(Dusty Green)
- Price
- £10.86
- Rating
- 3.8/5
- Reviews
- 99
- Age
- 4mo ago

300ml Small Flask Reusable Vacuum Insulated Stainless Steel Insulated Tumbler Water Bottle with Leakproof Lid for Hot & Cold Drinks Portable Coffee Mug for Travel (Black)
- Price
- £6.38
- Rating
- 4.3/5
- Reviews
- 26
- Age
- 7mo ago

Spotzyllic 2 Pcs 150ml Small Thermos Flask Stainless Steel Water Bottle Keeps Cold 12H/Hot 8H Leak Proof Insulated Cup for Travel Handbag Gift for Couples (Black+Metallic)
- Price
- £9.94
- Rating
- 4.6/5
- Reviews
- 11
- Age
- 10mo ago

Exllena Upgraded Small Water Bottle for Handbag 250ml Mini Flask for Hot & Cold Drinks Perfect Small Insulated Water Bottle for Travel Milk Coffee...(Pink)
- Price
- £10.09
- Rating
- 4.3/5
- Reviews
- 1,328
- Age
- 1y ago

Upgraded Exllena Small Water Bottle for Handbag 250ml Small Flask for Hot & Cold Drinks Perfect Small Insulated Water Bottle for Travel Milk Coffee... (Black)
- Price
- £10.10
- Rating
- 4.3/5
- Reviews
- 1,328
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 39% of clicks, no more. An open shelf where new products get seen.
Brands
28 falling
Sellers
83
Est. top-5 brand share
75%
Top 20: 95%
Est. top-5 click share
39%
Top 20: 71%
Open market
23%
- Exllena31%
- Thermos30%
- YUEHAI6%
- YDYxieji5%
- MILTON3%
- DJDL3%
Demand
Small Flask search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Jan, Nov · busiest ÷ quietest = 1.9×
Search terms
Top Small Flask search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- small flask47K/yr
- small thermos flasks33K/yr
- small flask for hot drinks36K/yr
- mini flask24K/yr
- small coffee flask13K/yr
- milk flask10K/yr
- small thermos flasks for hot drinks12K/yr
- small thermos flask9K/yr
- small flask for milk8K/yr
- small thermos10K/yr
Reviews and returns
What reviews say buyers love and hate about Small Flask
We read the reviews and the return reasons for every product selling here.
“Doesnt hold heat as described”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
15 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Small Flask questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









