Is bump cap profitable to sell on Amazon United States?

The niche generates $353K/yr across 28 tracked products. 2 of 3 products launched in the last 360 days are still selling. 90-day search growth is +1.0%. Flapen's verdict: Worth a look (54/100).

How competitive is the bump cap niche?

10 brands and 53 sellers compete. The top 5 products take 55% of clicks and top 5 brands hold 89% of demand.

What do buyers complain about in bump cap?

Top complaints mined from reviews: Size-Overall, Comfort-Overall, Durability. The return rate is 1.1%.

When does demand for bump cap peak?

Demand is steady year-round — the busiest month runs 1.5× the quietest.

What does it cost to enter the bump cap niche?

Listings span $5.73–$69.25; the average listing price is $19.91 (sweet spot $15–$100). The average incumbent carries 1,090 reviews — the moat a new listing must climb.

bump cap

Worth a look

Shows low returns (1.1%), but soft demand (+1.0% this quarter) keeps it on the watch list.

Returns

Great1.1%

return rate — above 5% kills the launch gate

Avg price

Great$19.91

avg listing price — sweet spot $15–$100

Price range

Great$5.73–$69.25

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

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Review moat

Good1,090.32

avg incumbent reviews — the moat a new listing must climb

Market size

Good$353K

$353K/yr · 472K searches

Competition

Good55%

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

Conversion

Okay3.8%

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

Brand share

Okay89%

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

Growth

Okay+1.0%

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

According to Flapen's Amazon United States niche tracking, bump cap is a $353K/yr Amazon United States market (472K searches/yr). The top 5 brands hold 89% of demand. Verdict: Worth a look — 54/100.

Data updated Jul 30, 2026 · scored weekly · How we score niches

bump cap market data

Units sold / yr: 30K–40K; avg 1,000–1,250/product
Revenue / yr: $597K–$796K; units × avg price
Conversion rate: 3.8%
Avg BSR: #302
Page quality: 0%
Prime: 100%
Sponsored: 71%
Out of stock: 5.1%
Avg brand age: 48 months
Avg seller age: 167 days

Competition & brand share

The top 5 products take 55% of clicks — established leaders, but buyers still shop beyond them.

Brands

10 falling

Sellers

Top-5 brand share

89%

Top 20: 100%

Top-5 click share

55%

Top 20: 91%

Open market

Ergodyne30%
GREEN DEVIL29%
OccuNomix20%
Pyramex6%
KLEIN TOOLS4%
TITUS4%
Open — no brand owns it (4 brands, 8%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +1.0% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.5×

Open Trend

Top bump cap search terms

bump cap213K/yr -6.6%3.3% conv.
bump cap insert82K/yr +3.1%6.1% conv.
bump caps for men22K/yr +22.4%2.6% conv.
ergodyne safety glasses16K/yr +10.9%0.4% conv.
bump caps18K/yr +0.9%4.0% conv.
milwaukee bump cap18K/yr -0.5%0.8% conv.
bump cap hat8K/yr +68.8%1.6% conv.
hard hat baseball cap10K/yr +12.8%1.2% conv.
baseball cap hard hat10K/yr +5.9%0.8% conv.
safety bump cap9K/yr +27.5%1.5% conv.

All search terms

Top bump cap 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

Ergodyne Skullerz 8945F(x) Universal Bump Cap Insert with Extra Venting Fits Into Any Baseball Hat Charcoal

Ergodyne$9.044.5★3,464 rev

OccuNomix mens Style Bump baseball caps Black One Size US

OccuNomix$15.634.0★223 rev

GREEN DEVIL Maverick-Air Baseball Bump Cap Lightweight Safety Hat for Men Women Grey

GREEN DEVIL$26.414.3★171 rev

Occunomix V450-00 Vulcan Traditional Bump Cap with Suspension White

OccuNomix$7.114.0★223 rev

Ergodyne Skullerz 8945F(x) Universal Bump Cap Insert with Extra Venting Fits Into Any Baseball Hat 2-Pack Charcoal

Ergodyne$14.214.5★736 rev

Newest

by launch date

KLEIN TOOLS 22014 Adjustable Snapback Black Cap Bump Cap Insert Compatible Mesh Back Design with Reflective Brim Padded Interior for Construction and Jobsite Use

KLEIN TOOLS$20.1117 rev

4mo ago

1 Pack x Bump Cap Insert for Baseball caps. Ventilated Safety Helmet Shell. Protective Headgear for Work Security and Outdoor use. Hard Hats for Men & Women.

Milfort$14.8155 rev

4mo ago

Funnysoft 8 Pcs Baseball Bump Caps Safety Bump Cap Hard Hat Baseball Helmet Breathable Safety Hat with Detachable ABS Inner Shell Foam Pad for Warehouse Factory (Classic Style Black)

Funnysoft$69.255 rev

7mo ago

2 Pack x Bump Cap Insert for Baseball caps. Ventilated Safety Helmet Shell. Protective Headgear for Work Security and Outdoor use. Hard Hats for Men & Women.

Milfort$22.9555 rev

1y ago

GREEN DEVIL Matrix Lite Series Bump Cap Insert for Baseball Caps EN 812 Universal Safety Bump Hat Insert for Men Women Vented Lightweight

GREEN DEVIL$13.70260 rev

1y ago

What buyers say about bump cap

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

What buyers love

Size-Overall29%

“fits my hat perfectly”

Comfort-Overall17%

“Comfortable and durable”

Quality-Overall10%

“Its well made”

Value For Money8%

“Great value for sure”

Advertised Vs Actual Product7%

“it worked as advertised”

Durability5%

“durable”

Weight Light4%

“its not that heavy”

Design-Overall3%

“The design is easily adjusted for your specific needs”

Safety Standards3%

“Great safety glasses”

Material Quality2%

“Nice material it is made with it is not a hot hat to wear”

What buyers complain about

Size-Overall49%

“They're a bit big”

Comfort-Overall13%

“Very uncomfortable”

Durability11%

“Keeps breaking”

Certifications4%

“Didn't realize these are not ANSI approved”

Shape/Style2%

“odd shaped hard shell that makes this not very admirable to use”

Unsustainable Design2%

“it did not impressed me on its design”

Weight Heavy2%

“I would not recommend this product because it is just too heavy”

Material Quality2%

“Either needs a new design or better material”

Sharpness2%

“The plastic edges are sharp”

Thickness2%

“Bump cap is too thick to be in a ball cap”

Top return reasons

Size-Overall71%

Comfort-Overall7%

Advertised Vs Actual Product7%

Functionality-Overall3%

Weight Heavy2%

Strength2%

Material Quality1%

Quality-Overall1%

Thin1%

Certifications1%

Common questions

Is bump cap profitable to sell on Amazon United States?: The niche generates $353K/yr across 28 tracked products. 2 of 3 products launched in the last 360 days are still selling. 90-day search growth is +1.0%. Flapen's verdict: Worth a look (54/100).
How competitive is the bump cap niche?: 10 brands and 53 sellers compete. The top 5 products take 55% of clicks and top 5 brands hold 89% of demand.
What do buyers complain about in bump cap?: Top complaints mined from reviews: Size-Overall, Comfort-Overall, Durability. The return rate is 1.1%.
When does demand for bump cap peak?: Demand is steady year-round — the busiest month runs 1.5× the quietest.
What does it cost to enter the bump cap niche?: Listings span $5.73–$69.25; the average listing price is $19.91 (sweet spot $15–$100). The average incumbent carries 1,090 reviews — the moat a new listing must climb.