Open Back Shirt Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Open Back Shirt sales on Amazon US totaled 33,650 units in July 2026 (▼ 9.7% vs. the prior month), generating an estimated $609,302 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 60.6% of unit volume and 57.6% of revenue, while a typical listing is priced at $18.85. The keyword itself pulled 23,919 Amazon queries over the same period (▲ 4.9% MoM).
Zooming out to the 12-month window ending July 2026, the open back shirt Top 50 moved 192,950 units and $3,599,797 in cumulative sales — an average of 16,079 units and $299,983 per month. Monthly throughput topped out at 37,250 units in June 2026 and dipped to 5,700 in January 2026, leaving the latest reading 75.7% higher than August 2025.
Open Back Shirt 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
33.6K
▼ 9.7% MoM
Monthly Revenue 2026/07
$609.3K
▼ 12.9% MoM
Top 10 Market Share 2026/07
60.6%
Open Back Shirt Market Share & Sales Concentration on Amazon US — July 2026
The most-sold open back shirt listing on Amazon US in July 2026 is ASIN B0CXPJ575D (Brand: Kumufenc), which sold 7,000 units at $12.36 apiece — equal to 20.8% of every unit tracked in this report and 1.8× the volume of the No. 2 listing.
The Top 10 ASINs account for 20,400 units and $350,752 in July 2026 — 60.6% of unit volume and 57.6% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Open Back Shirt' on Amazon
July 2026
Is 60.6% Top 10 share highly concentrated?
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Top 5 Volume Share breakdown
B0CXPJ575D
Kumufenc Women Short Sleeve Workout Shirts Open Back Tops Casual Yoga Y2k Athletic Gym Slouchy Crop Running Tees
7K
▲ 16.7%vs. prior month
$108.2K
latest month
12-month trend
B0CXPLKNN9
Kumufenc Women Short Sleeve Workout Shirts Open Back Tops Casual Yoga Y2k Athletic Gym Slouchy Crop Running Tees
4K
▲ 33.3%vs. prior month
$67.4K
latest month
12-month trend
B0DPQJN7L7
UNIANKIYA Open Back Workout Tops for Women Loose Fit Athletic Crop Tee Short Sleeve Gym Running Yoga Shirt
3K
▼ 40.0%vs. prior month
$55.9K
latest month
12-month trend
B0CXSNHZBS
Open Back Tops for Women Oversized Short Sleeve Workout T Shirts Backless Y2k Athletic Crop Running Tees
1K
▲ 0.0%vs. prior month
$10K
latest month
12-month trend
B0DPPG61PB
Kumufenc Women Short Sleeve Workout Shirts Open Back Tops Casual Yoga Y2k Athletic Gym Slouchy Crop Running Tees
1K
▲ 0.0%vs. prior month
$18.6K
latest month
12-month trend
B0DPQGX4LS
UNIANKIYA Open Back Workout Tops for Women Loose Fit Athletic Crop Tee Short Sleeve Gym Running Yoga Shirt
1K
▲ 0.0%vs. prior month
$18.7K
latest month
12-month trend
Unlock to view all Top 50 ASIN competitors and their sales contributions
Best Open Back Shirt Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
Kumufenc is the best-performing open back shirt brand in July 2026, moving 12,000 units across 3 ASINs for 58.8% of Top 10 volume. UNIANKIYA follows with 5,900 units (28.9%), ahead of Fhniepan on 1,800 units (8.8%).
With 4 brands splitting the Top 10 and 96.6% of volume sitting with three of them, this is a concentrated shelf — the leaders hold multiple listings or one very high-velocity ASIN, so a new entrant competes against established review moats rather than an open field. Average selling prices among the leaders run from $12.49 to $16.99, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
Kumufenc
3 ASINs in Top 10
58.8%
Units
12K
Revenue
$194.1K
Avg. price
$14.11
B0CXPJ575D
$12.36·★4.2·2.7K revsKumufenc Women Short Sleeve Workout Shirts Open Back Tops Casual Yoga Y2k Athletic Gym Slouchy Crop Running Tees
Units sold7KB0CXPLKNN9
$13.01·★4.2·2.7K revsKumufenc Women Short Sleeve Workout Shirts Open Back Tops Casual Yoga Y2k Athletic Gym Slouchy Crop Running Tees
Units sold4KB0DPPG61PB
$16.95·★4.2·2.7K revsKumufenc Women Short Sleeve Workout Shirts Open Back Tops Casual Yoga Y2k Athletic Gym Slouchy Crop Running Tees
Units sold1K
UNIANKIYA
4 ASINs in Top 10
28.9%
Units
5.9K
Revenue
$110.1K
Avg. price
$16.99
B0DPQJN7L7
$16.99·★4.4·1.3K revsUNIANKIYA Open Back Workout Tops for Women Loose Fit Athletic Crop Tee Short Sleeve Gym Running Yoga Shirt
Units sold3KB0DPQGX4LS
$16.99·★4.4·1.3K revsUNIANKIYA Open Back Workout Tops for Women Loose Fit Athletic Crop Tee Short Sleeve Gym Running Yoga Shirt
Units sold1KB0DPQHVR1B
$16.99·★4.4·1.3K revsUNIANKIYA Open Back Workout Tops for Women Loose Fit Athletic Crop Tee Short Sleeve Gym Running Yoga Shirt
Units sold1KB0DPQKXT9G
$16.99·★4.4·1.3K revsUNIANKIYA Open Back Workout Tops for Women Loose Fit Athletic Crop Tee Short Sleeve Gym Running Yoga Shirt
Units sold900
Fhniepan
2 ASINs in Top 10
8.8%
Units
1.8K
Revenue
$22K
Avg. price
$12.49
B0CXSNHZBS
$9.99·★4.3·454 revsOpen Back Tops for Women Oversized Short Sleeve Workout T Shirts Backless Y2k Athletic Crop Running Tees
Units sold1KB0CXSGSCMN
$14.99·★4.3·455 revsOpen Back Tops for Women Oversized Short Sleeve Workout T Shirts Backless Y2k Athletic Crop Running Tees
Units sold800
Trending Open Back Shirt 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, one ASIN forced its way in: B0F5WDY66Q booked 700 units at $34.99, with ▲ 75.0% MoM change. On the growth side, B0DQSMHDXC leads positive momentum with ▲ 200.0% MoM growth on 300 units, with B0GKFYR1J2 close behind at ▲ 200.0% MoM on 300 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.
B0F5WDY66Q
Womens 3 Pack Open Back Tops Casual Short Sleeve Workout Shirts Y2k Crop Athletic Tops Gym Yoga Running Tees
Price
$34.99
Rating
4.3
Reviews
215
Latest month sales
B0DQSMHDXC
Open Back Tops for Women Oversized Short Sleeve Workout T Shirts Backless Y2k Athletic Crop Running Tees
Price
$14.99
Rating
4.3
Reviews
455
Latest month sales
B0GKFYR1J2
denking Women's 100% Cotton Open Back Workout Top
Unlock to view ASIN details and product titles
Price
$13.99
Rating
4.2
Reviews
46
Latest month sales
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