nextmug
Skip itBrand-locked demand (top 5 brands take 99% of clicks) — this niche doesn't clear our bar today.
Avg price
Great$54.23avg listing price — sweet spot $15–$100
Quality gap
Good4.3★avg incumbent rating — lower means beatable quality
Price range
Good$11.30–$134.21cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Good52%top-5 click share — leaders hold, buyers still browse
Market size
Good$331K$331K/yr · 433K searches
Returns
Okay3.3%return rate — above 5% kills the launch gate
Review moat
Okay3,246.22avg incumbent reviews — the moat a new listing must climb
Conversion
Bad1.4%search→purchase rate — share of searches ending in a sale
Growth
Bad-15.3%90-day search growth — must beat 0% to launch
Brand share
Bad99%top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, nextmug is a $331K/yr Amazon United States market (433K searches/yr). The top 5 brands hold 99% of demand. Demand peaks in Jan–Nov–Dec. Verdict: Skip it — 42/100.
Data updated Aug 4, 2026 · scored weekly · How we score niches
nextmug market data
- Units sold / yr
- 10K–13K
- avg 250–500/product
- Revenue / yr
- $542K–$678K
- units × avg price
- Conversion rate
- 1.4%
- Avg BSR
- #248
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 84%
- Out of stock
- 3.9%
- Avg brand age
- 40 months
- Avg seller age
- 143 days
Competition & brand share
The top 5 products take 52% of clicks — established leaders, but buyers still shop beyond them.Brands
6 rising
Sellers
133
Top-5 brand share
99%
Top 20: 100%
Top-5 click share
52%
Top 20: 87%
Open market
0%
- Hydro Flask63%
- Nextmug by Nextboom33%
- Owala1%
- ALOUFEA1%
- Ember1%
- Kepwam1%
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -15.3% search growth over the last 90 days.Peak months: Jan, Nov, Dec · busiest ÷ quietest = 6.2×
Top nextmug search terms
- nextmug89K/yr
- hydroflask mug50K/yr
- hydro flask coffee mug48K/yr
- hydro flask mug28K/yr
- hydroflask coffee mugs28K/yr
- next mug24K/yr
- hydroflask coffee mug15K/yr
- hydroflask coffee travel mug18K/yr
- hydro mug8K/yr
- coffee mug that stays hot10K/yr
Top nextmug 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.
All 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Hydro Flask Coffee Mug Insulated Stainless Steel Non Spill Leak Resistant Travel Mug 12 Oz Agave Green
Hydro Flask$22.994.4★1,541 rev
Nextmug - Temperature-Controlled Self-Heating Coffee Mug
Nextmug by Nextboom$95.354.2★7,043 rev
Hydro Flask Coffee Mug Insulated Stainless Steel Non Spill Leak Resistant Travel Mug 12 Oz Tonal Black
Hydro Flask$25.484.4★1,541 rev
Hydro Flask Coffee Mug Insulated Stainless Steel Non Spill Leak Resistant Travel Mug 12 Oz Birch Gray
Hydro Flask$23.524.4★1,541 rev
Nextmug - Temperature-Controlled Self-Heating Coffee Mug
Nextmug by Nextboom$97.484.2★7,043 rev
Newest
by launch date
Hydro Flask All Around Tumbler Press-In Lid Insulated Travel Mug Stainless Steel Coffee Cup 16 Oz Cloud Pink
Hydro Flask$23.013,396 rev
Hydro Flask Travel Coffee Cup Insulated Stainless Steel Non-Spill Leak Proof To-Go Tumbler 20 Oz Harbor Blue
Hydro Flask$25.66258 rev
Hydro Flask Coffee Mug Insulated Stainless Steel Non Spill Leak Resistant Travel Mug 24 Oz Tonal Black
Hydro Flask$31.98884 rev
Hydro Flask Coffee Mug Insulated Stainless Steel Non Spill Leak Resistant Travel Mug 12 Oz Harbor Blue
Hydro Flask$25.741,541 rev
Hydro Flask Coffee Mug Insulated Stainless Steel Non Spill Leak Resistant Travel Mug 12 Oz Tonal Black
Hydro Flask$25.481,541 rev
Trending
90-day click momentumHydro Flask Travel Coffee Cup Insulated Stainless Steel Non-Spill Leak Proof To-Go Tumbler 20 Oz Harbor Blue
Hydro Flask$25.663.9★
Hydro Flask All Around Tumbler Press-In Lid Insulated Travel Mug Stainless Steel Coffee Cup 16 Oz Cloud Pink
Hydro Flask$23.014.4★
Hydro Flask Coffee Mug Insulated Stainless Steel Non Spill Leak Resistant Travel Mug 12 Oz Tonal Black
Hydro Flask$25.484.4★
Hydro Flask Coffee Mug Insulated Stainless Steel Non Spill Leak Resistant Travel Mug 12 Oz Harbor Blue
Hydro Flask$25.744.4★
Nextmug Go - Temperature-Controlled Self-Heating Travel Mug
Nextmug by Nextboom$125.194.3★
What buyers say about nextmug
What buyers praise and complain about, mined from review topics.What buyers love
“Amazing temperature retention”
“Excellent Product”
“Good size”
“Doesnt leak”
“Great heat”
“Worth it”
“Cute color”
“Great gift choice”
“gets the job done”
“cleans easily. directions included on how to take apart.”
What buyers complain about
“Quit charging”
“Broke within two months”
“top leaks unfortunately”
“Will not heat anymore”
“Bad battery life”
“Cheaper isnt always better”
“It does not keep the coffee warm”
“Bad quality”
“Does not keep coffee warm”
“its very wide”
Top return reasons
Common questions
- Is nextmug profitable to sell on Amazon United States?
- The niche generates $331K/yr across 32 tracked products. 11 of 13 products launched in the last 360 days are still selling. 90-day search growth is -15.3%. Flapen's verdict: Skip it (42/100).
- How competitive is the nextmug niche?
- 6 brands and 133 sellers compete. The top 5 products take 52% of clicks and top 5 brands hold 99% of demand.
- What do buyers complain about in nextmug?
- Top complaints mined from reviews: Charging, Durability, Leak-Proof. The return rate is 3.3%.
- When does demand for nextmug peak?
- Demand peaks in Jan–Nov–Dec; the busiest month runs 6.2× the quietest.
- What does it cost to enter the nextmug niche?
- Listings span $11.30–$134.21; the average listing price is $54.23 (sweet spot $15–$100). The average incumbent carries 3,246 reviews — the moat a new listing must climb.