Black Cap Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Black Cap sales on Amazon US totaled 89,000 units in July 2026 (▼ 1.7% vs. the prior month), generating an estimated $1,236,892 in revenue across the 50 top-ranked ASINs for this search term. Demand is heavily concentrated at the top of the ranking — the ten best performers capture 49.4% of unit volume and 44.9% of revenue, while a typical listing is priced at $15.70. The keyword itself pulled 10,245 Amazon queries over the same period (▼ 19.2% MoM).
Zooming out to the 12-month window ending July 2026, the black cap Top 50 moved 943,000 units and $12,794,958 in cumulative sales — an average of 78,583 units and $1,066,247 per month. Monthly throughput topped out at 97,500 units in December 2025 and dipped to 46,450 in May 2026, leaving the latest reading 15.0% higher than August 2025.
Black Cap Sales Trend (Trailing 12 Months)
Based on the top 50 ASINs by monthly sales for this keyword
2025/08
2025/09
2025/10
2025/11
2025/12
2026/01
2026/02
2026/03
2026/04
2026/05
2026/06
2026/07
Monthly Sales 2026/07
89K
▼ 1.7% MoM
Monthly Revenue 2026/07
$1.2M
▼ 4.8% MoM
Top 10 Market Share 2026/07
49.4%
Black Cap Market Share & Sales Concentration on Amazon US — July 2026
The most-sold black cap listing on Amazon US in July 2026 is ASIN B0BLYFFMSV (Brand: YANIBEST), which sold 10,000 units at $12.99 apiece — equal to 11.2% of every unit tracked in this report and 2.0× the volume of the No. 2 listing.
The Top 10 ASINs account for 44,000 units and $555,330 in July 2026 — 49.4% of unit volume and 44.9% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Black Cap' on Amazon
July 2026









Is 49.4% Top 10 share highly concentrated?
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Top 5 Volume Share breakdown

B0BLYFFMSV
YANIBEST Adjustable Silk Bonnet for Sleeping Women Double Layer Satin Bonnet Reduce Friction Prevent Frizz Curly Hair
10K
▲ 0.0%vs. prior month
$118.3K
latest month
12-month trend

B0GHF67NGP
QINGLONGLIN Cooling Skull Cap Sweat Wicking Breathable for Men Women 3 Pack
5K
▲ 66.7%vs. prior month
$74.2K
latest month
12-month trend

B073DTZ6KZ
Flexfit Men's Athletic Baseball Fitted Cap
5K
▼ 16.7%vs. prior month
$66K
latest month
12-month trend

B07MBN1MW9
Teenitor 20Pcs Wig Cap,Black Wig Cap for Women Stocking Caps for Men | Breathable Nylon Wig Caps, High Stretchy for Most Head Sizes. Ideal for Wig Application, Cosplay, Daily Wear Dance
4K
▲ 33.3%vs. prior month
$23.6K
latest month
12-month trend

B07VCM1Z8H
New Balance Lightweight Running/Athletic Skullcap Hat, Beanie, Cap
4K
▼ 20.0%vs. prior month
$80K
latest month
12-month trend

B0748W31L5
adidas Men's Superlite Hat – Lightweight Moisture-Wicking Cap for Workout and Training
4K
▲ 100.0%vs. prior month
$70K
latest month
12-month trend
Unlock to view all Top 50 ASIN competitors and their sales contributions
Best Black Cap Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
YANIBEST is the best-performing black cap brand in July 2026, moving 10,000 units across 1 ASIN for 22.7% of Top 10 volume. adidas follows with 7,000 units (15.9%), ahead of QINGLONGLIN on 5,000 units (11.4%).
Volume is spread across 9 brands, with the top three holding 50.0% between them. No single label controls the shelf, which usually leaves room for a well-differentiated listing to take share without outspending an incumbent. Average selling prices among the leaders run from $12.99 to $22.80, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
YANIBEST
1 ASIN in Top 10
22.7%
Units
10K
Revenue
$118.3K
Avg. price
$12.99

B0BLYFFMSV
$12.99·★4.4·29.1K revsYANIBEST Adjustable Silk Bonnet for Sleeping Women Double Layer Satin Bonnet Reduce Friction Prevent Frizz Curly Hair
Units sold10K
adidas
2 ASINs in Top 10
15.9%
Units
7K
Revenue
$130.8K
Avg. price
$22.80

B0748W31L5
$25.99·★4.7·14.7K revsadidas Men's Superlite Hat – Lightweight Moisture-Wicking Cap for Workout and Training
Units sold4K
B0CHBLJ3ZH
$19.60·★4.6·2K revsadidas Superlite 4 Hat
Units sold3K
QINGLONGLIN
1 ASIN in Top 10
11.4%
Units
5K
Revenue
$74.2K
Avg. price
$14.99

B0GHF67NGP
$14.99·★4.4·391 revsQINGLONGLIN Cooling Skull Cap Sweat Wicking Breathable for Men Women 3 Pack
Units sold5K
Trending Black Cap Products — Growth Leaders & New Top 10 Entrants
Based on July 2026 data, this shortlist surfaces the two kinds of ASIN worth keeping an eye on — the ones that just broke into the Top 10, and the ones growing fastest month over month. Specifically, 2 ASINs forced its way in: B0748W31L5 booked 4K units at $25.99, with ▲ 100.0% MoM change. On the growth side, B003H3DHEI leads positive momentum with ▲ 300.0% MoM growth on 200 units.
The two signals carry different weight. A fresh entrant means share has already changed hands — an incumbent gave up its place to make room, so any competitive set drawn up a month ago is now out of date. A steep growth rate works as the earlier warning: it marks demand that is still compounding, usually a month or two before the ranking catches up to it.

B0748W31L5
adidas Men's Superlite Hat – Lightweight Moisture-Wicking Cap for Workout and Training
Price
$25.99
Rating
4.7
Reviews
14.7K
Latest month sales

B0DMF4XLZV
Headshion 100% Cotton Skull Caps Beanie Sleeping Hats for Men Women
Price
$7.99
Rating
4.4
Reviews
12K
Latest month sales

B003H3DHEI
47 BLANK '47 CLEAN UP
Unlock to view ASIN details and product titles
Price
$29.99
Rating
4.6
Reviews
7.7K
Latest month sales
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