Is fire glass profitable to sell on Amazon United States?

The niche generates $314K/yr across 53 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is +75.1%. Flapen's verdict: Worth a look (62/100).

How competitive is the fire glass niche?

17 brands and 27 sellers compete. The top 5 products take 34% of clicks and top 5 brands hold 66% of demand.

What do buyers complain about in fire glass?

Top complaints mined from reviews: Size-Overall, Color, Flammable. The return rate is 2.0%.

When does demand for fire glass peak?

Demand peaks in May–Jun; the busiest month runs 2.6× the quietest.

What does it cost to enter the fire glass niche?

Listings span $9.84–$46.78; the average listing price is $26.13 (sweet spot $15–$100). The average incumbent carries 3,058 reviews — the moat a new listing must climb.

fire glass

Worth a look

Shows a sweet-spot price point ($26.13 avg), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Avg price

Incredible$26.13

avg listing price — sweet spot $15–$100

Price range

Great$9.84–$46.78

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

Growth

Great+75.1%

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

Competition

Great34%

top-5 click share — an open shelf

Returns

Good2.0%

return rate — above 5% kills the launch gate

Brand share

Good66%

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

Market size

Good$314K

$314K/yr · 554K searches

Review moat

Okay3,057.58

avg incumbent reviews — the moat a new listing must climb

Conversion

Okay2.2%

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

Quality gap

Bad4.6★

avg incumbent rating — lower means beatable quality

According to Flapen's Amazon United States niche tracking, fire glass is a $314K/yr Amazon United States market (554K searches/yr). The top 5 brands hold 66% of demand. Demand peaks in May–Jun. Verdict: Worth a look — 62/100.

Data updated Jul 16, 2026 · scored weekly · How we score niches

fire glass market data

Units sold / yr: 15K–20K; avg 100–250/product
Revenue / yr: $392K–$523K; units × avg price
Conversion rate: 2.2%
Avg BSR: #142
Page quality: 0%
Prime: 100%
Sponsored: 98%
Out of stock: 4.0%
Avg brand age: 51 months
Avg seller age: 195 days

Competition & brand share

Clicks spread well past the top 5 (34% combined) — an open shelf where new products get seen.

Brands

17 falling

Sellers

Top-5 brand share

66%

Top 20: 100%

Top-5 click share

34%

Top 20: 68%

Open market

28%

onlyfire20%
GASPRO18%
Skyflame12%
GasSaf8%
Hiland7%
Mr. Fireglass7%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +75.1% search growth over the last 90 days.

Peak months: May, Jun · busiest ÷ quietest = 2.6×

Open Trend

Top fire glass search terms

fire pit rocks69K/yr +86.7%1.5% conv.
fire glass80K/yr +38.9%1.0% conv.
fire pit glass64K/yr +68.1%1.6% conv.
fire glass for propane fire pit39K/yr +80.6%1.6% conv.
fire pit glass rocks39K/yr +72.4%1.9% conv.
firepit glass rock26K/yr +55.3%1.9% conv.
glass rocks for fire pit table25K/yr +67.8%2.3% conv.
fire pit stones20K/yr +113.3%0.9% conv.
glass fire pit rocks21K/yr +123.6%1.9% conv.
fire pit rocks for propane outside18K/yr +102.6%1.9% conv.

All search terms

Top fire glass 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

Onlyfire 10 lbs Fire Glass Rocks 1/4 Inch Upgraded Alternative to Lava Rocks for Fire Pit Reflective Glass for Propane Gas Fireplace High Luster Firepit Glass Stones for Fire Table Pacific Blue

onlyfire$24.734.7★3,627 rev

GASPRO 10 lbs Fire Glass for Propane Fire Pit 1/2-Inch Reflective Fireplace Glass Rocks for Fire Pit Table Cobalt Blue

GASPRO$27.734.7★11,687 rev

Kleuete 10 Pound Fire Pit Glass 1/2 Inch Reflective Round Fire Glass Drops Beads Rocks for Natural or Propane Fire Pit and Landscaping Pacific Blue

Kleuete$22.244.7★545 rev

GASPRO 20 lbs Fire Glass for Propane Fire Pit 1/2-Inch Reflective Fireplace Glass Rocks for Fire Pit Table Cobalt Blue

GASPRO$46.784.7★11,687 rev

GasSaf Blue Fire Glass Beads for Outdoor Fire Pit Fireplace Replaces Existing Gas Logs & Lava Rocks 3/4 Inch Glass(10 Pound)(Cobalt Blue)

GasSaf$25.314.7★1,353 rev

Newest

by launch date

NUPICK 10lb Red Lava Rocks for Fire Pit 1/2-2 Volcanic Rock for Fireplace Indoor Outdoor Lava Stone for Natural Gas & Propane Systems Fire Glass Base Layer Fire Bowls Landscaping Plants

NUPICK$20.30136 rev

10mo ago

YISZM Fire Glass for Propane Fire Pit 1/2 Inch High Reflective Fireplace Glass Rocks for Fire Pit Table Fire Pit Glass Rocks for Outdoor Fire Table and Landscaping 5 lbs Cobalt Blue

YISZM$15.72556 rev

2y ago

Kleuete 10 Pound Fire Pit Glass 1/2 Inch Reflective Round Fire Glass Drops Beads Rocks for Natural or Propane Fire Pit and Landscaping Pacific Blue

Kleuete$22.24545 rev

3y ago

onlyfire 10-Pounds Fire Glass Diamonds for Propane Fire Pit 1 Inch Blended Firepit Glass Rocks Stones for Gas Fireplace and Fire Pit Table Onyx Black Crystal Ice and Amber

onlyfire$25.401,451 rev

5y ago

Skyflame 10-Pound Fire Glass Diamonds for Fire Pit Fireplace Landscaping 1/2 Inch Reflective Glass Fire-Diamonds Cobalt Blue

Skyflame$24.001,048 rev

5y ago

What buyers say about fire glass

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

What buyers love

Color26%

“Very vibrant color”

Advertised Vs Actual Product14%

“As described”

Quality-Overall13%

“The glass is excellent quality”

Brightness/Shine/Glow8%

“cool as it glows”

Value For Money7%

“Well worth the price”

Size-Overall7%

“There is noticeable size variety”

Heating4%

“Provides more even heat”

Reflectiveness4%

“the beautiful blue reflection gives it a nice feeling”

Plant Growth2%

“They also work great as a top layer for potted plants — super aesthetic and functional”

Grilling1%

“I love how these elevate my gas fireplace”

What buyers complain about

Size-Overall18%

“bag is short”

Color11%

“Not as blue as the picture shows”

Flammable8%

“The flame is much more even when covered at least an inch”

Advertised Vs Actual Product7%

“I read the description wrong thinking they were an inch”

Value For Money6%

“so not the best value”

Quality-Overall6%

“they look cheap”

Ease Of Cleaning4%

“They are really dust/dirty, though”

Weight Heavy3%

“these are the heavy ones so there's not a whole lot in the bag”

Weight Light2%

“Package/Bag with product inside is too lightweight to handle this product”

Wood Quality2%

“making it look more like charred wood”

Top return reasons

Size-Overall44%

Color23%

Advertised Vs Actual Product10%

Value For Money6%

Functionality-Overall4%

Weight Heavy2%

Defective Material/Parts1%

Shape/Style1%

Reflectiveness1%

Quality-Overall1%

Common questions

Is fire glass profitable to sell on Amazon United States?: The niche generates $314K/yr across 53 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is +75.1%. Flapen's verdict: Worth a look (62/100).
How competitive is the fire glass niche?: 17 brands and 27 sellers compete. The top 5 products take 34% of clicks and top 5 brands hold 66% of demand.
What do buyers complain about in fire glass?: Top complaints mined from reviews: Size-Overall, Color, Flammable. The return rate is 2.0%.
When does demand for fire glass peak?: Demand peaks in May–Jun; the busiest month runs 2.6× the quietest.
What does it cost to enter the fire glass niche?: Listings span $9.84–$46.78; the average listing price is $26.13 (sweet spot $15–$100). The average incumbent carries 3,058 reviews — the moat a new listing must climb.