Is cycling cap profitable to sell on Amazon United States?

The niche generates $91K/yr across 39 tracked products. 3 of 5 products launched in the last 360 days are still selling. 90-day search growth is +63.4%. Flapen's verdict: Worth a look (57/100).

How competitive is the cycling cap niche?

15 brands and 32 sellers compete. The top 5 products take 44% of clicks and top 5 brands hold 78% of demand.

What do buyers complain about in cycling cap?

Top complaints mined from reviews: Size-Overall, Quality-Overall, Warmth. The return rate is 2.1%.

When does demand for cycling cap peak?

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

What does it cost to enter the cycling cap niche?

Listings span $8.92–$36.78; the average listing price is $16.14 (sweet spot $15–$100). The average incumbent carries 1,022 reviews — the moat a new listing must climb.

cycling cap

Worth a look

Shows a sweet-spot price point ($16.14 avg), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Avg price

Great$16.14

avg listing price — sweet spot $15–$100

Price range

Great$8.92–$36.78

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

Growth

Great+63.4%

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

Returns

Good2.1%

return rate — above 5% kills the launch gate

Competition

Good44%

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

Quality gap

Good4.3★

avg incumbent rating — lower means beatable quality

Review moat

Good1,021.9

avg incumbent reviews — the moat a new listing must climb

Brand share

Okay78%

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

Conversion

Okay2.1%

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

Market size

Bad$91K

$91K/yr · 273K searches

According to Flapen's Amazon United States niche tracking, cycling cap is a $91K/yr Amazon United States market (273K searches/yr). The top 5 brands hold 78% of demand. Demand peaks in Jun–Jul. Verdict: Worth a look — 57/100.

Data updated Jul 21, 2026 · scored weekly · How we score niches

cycling cap market data

Units sold / yr: 5K–6K; avg 100–250/product
Revenue / yr: $81K–$97K; units × avg price
Conversion rate: 2.1%
Avg BSR: #1,435
Page quality: 0%
Prime: 100%
Sponsored: 85%
Out of stock: 2.4%
Avg brand age: 43 months
Avg seller age: 162 days

Competition & brand share

The top 5 products take 44% of clicks — established leaders, but buyers still shop beyond them.

Brands

15 falling

Sellers

Top-5 brand share

78%

Top 20: 100%

Top-5 click share

44%

Top 20: 80%

Open market

18%

MELASA45%
Bikingbros15%
Hikenture8%
THINDUST7%
ZEITBIKE4%
CASTELLI3%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +63.4% search growth over the last 90 days.

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

Open Trend

Top cycling cap search terms

cycling cap86K/yr +50.7%1.2% conv.
cycling hat37K/yr +66.0%1.1% conv.
cycling cap for men24K/yr +69.4%1.2% conv.
cycling hats for men18K/yr +76.1%1.2% conv.
bike hat16K/yr +75.4%0.9% conv.
cycling caps14K/yr +76.3%1.0% conv.
mens cycling caps13K/yr +61.8%0.8% conv.
bike cap10K/yr +62.6%1.0% conv.
cycling caps under helmet8K/yr +66.8%1.2% conv.
bicycle hat7K/yr +90.6%0.7% conv.

All search terms

Top cycling 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

MELASA Cycling Cap Cooling Skull Cap Helmet Liner with Sun Visor Sun Protection Running Beanie Bike Cap for Men Women Under Helmet(Black)

MELASA$11.124.5★1,047 rev

MELASA Cycling Cap Cooling Skull Cap Helmet Liner with Sun Visor Sun Protection Running Beanie Bike Cap for Men Women Under Helmet(White)

MELASA$11.284.5★1,047 rev

MELASA Cooling Skull Caps Helmet Liner Lightweight Mesh Under Helmet Cycling Motorcycle Hard Hat Sweat Liner for Men Women (Black)

MELASA$8.924.5★2,049 rev

Skull Cap Helmet Liner Beanie Cooling Mesh Cycling Running Hat for Men Women Fits Under Helmets (Black & Dark Blue)

MELASA$11.464.4★4,848 rev

THINDUST 3-Pack Breathable Mesh Skull Cap Sweat Control Helmet Liner

THINDUST$15.214.4★775 rev

Newest

by launch date

CASTELLI A/C 3 Cycling Cap Lightweight Breathable Mesh Cap for Hot Weather Riding and Helmet Ventilation for Men & Women - White - OneSize

CASTELLI$27.725 rev

8mo ago

MELASA 2 Pcs Lightweight Cycling Cap Cooling Bike Hats Under Helmet Skull Caps Liner with Brim for Men Women Sun Protection

MELASA$17.6527 rev

1y ago

THINDUST 3-Pack Breathable Mesh Skull Cap Sweat Control Helmet Liner

THINDUST$15.21775 rev

1y ago

MELASA Cooling Skull Caps Helmet Liner Lightweight Mesh Under Helmet Cycling Motorcycle Hard Hat Sweat Liner for Men Women (Black)

MELASA$8.922,049 rev

2y ago

MELASA Cycling Cap Cooling Skull Cap Helmet Liner with Sun Visor Sun Protection Running Beanie Bike Cap for Men Women Under Helmet(Black)

MELASA$11.121,047 rev

2y ago

What buyers say about cycling cap

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

What buyers love

Size-Overall22%

“Easy to fit”

Quality-Overall12%

“EXCELLENT PRODUCTS...Better than I expected”

Comfort-Overall11%

“Comfortable and light weight”

Breathability6%

“Very breathable”

Weight Light6%

“Lightweight and comfortable”

Value For Money6%

“Worth it”

Sweat Resistance5%

“No sweat in your eyes”

Advertised Vs Actual Product5%

“Exactly what I was looking for”

Suitability Hot Weather2%

“Great for Florida heat”

Durability2%

“Seems durable so far”

What buyers complain about

Size-Overall51%

“Super small”

Quality-Overall7%

“for it being an Adidas branded hat I'm very disappointed in the quality especially since it cost $20.00+”

Warmth5%

“Does not make me hot”

Color3%

“Its like a mustard color not hi-viz like I was expecting”

Comfort-Overall2%

“Very uncomfortable”

Value For Money2%

Ease Of Use2%

“Not practical at all”

Material Quality2%

“It is not the material you get wet”

Advertised Vs Actual Product1%

“they look nothing like the photos”

Cushion1%

“Not padded,”

Top return reasons

Size-Overall71%

Material Quality4%

Advertised Vs Actual Product4%

Shape/Style3%

Length3%

Value For Money2%

Thin2%

Color1%

Neck Fit1%

Functionality-Overall1%

Common questions

Is cycling cap profitable to sell on Amazon United States?: The niche generates $91K/yr across 39 tracked products. 3 of 5 products launched in the last 360 days are still selling. 90-day search growth is +63.4%. Flapen's verdict: Worth a look (57/100).
How competitive is the cycling cap niche?: 15 brands and 32 sellers compete. The top 5 products take 44% of clicks and top 5 brands hold 78% of demand.
What do buyers complain about in cycling cap?: Top complaints mined from reviews: Size-Overall, Quality-Overall, Warmth. The return rate is 2.1%.
When does demand for cycling cap peak?: Demand peaks in Jun–Jul; the busiest month runs 2.6× the quietest.
What does it cost to enter the cycling cap niche?: Listings span $8.92–$36.78; the average listing price is $16.14 (sweet spot $15–$100). The average incumbent carries 1,022 reviews — the moat a new listing must climb.