Open Back Shirt Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Open Back Shirt sales on Amazon US totaled 31,100 units in July 2026 (▼ 6.9% vs. the prior month), generating an estimated $561,178 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 63.7% of unit volume and 59.6% of revenue, while a typical listing is priced at $18.65. The keyword itself pulled 23,248 Amazon queries over the same period (▼ 3.8% MoM).
Zooming out to the 12-month window ending July 2026, the open back shirt Top 50 moved 166,600 units and $3,085,598 in cumulative sales — an average of 13,883 units and $257,133 per month. Monthly throughput topped out at 33,400 units in June 2026 and dipped to 4,950 in January 2026, leaving the latest reading 98.7% 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
31.1K
▼ 6.9% MoM
Monthly Revenue 2026/07
$561.2K
▼ 9.8% MoM
Top 10 Market Share 2026/07
63.7%
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 22.5% of every unit tracked in this report and 1.8× the volume of the No. 2 listing.
The Top 10 ASINs account for 19,800 units and $334,314 in July 2026 — 63.7% of unit volume and 59.6% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Open Back Shirt' on Amazon
July 2026
Is 63.7% Top 10 share highly concentrated?
Ask AI to evaluate competition, market structure, and entry opportunities using ’s tracked Amazon sales, ranking, and keyword data.
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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
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
B0DPQHVR1B
UNIANKIYA Open Back Workout Tops for Women Loose Fit Athletic Crop Tee Short Sleeve Gym Running Yoga Shirt
1K
▲ 0.0%vs. prior month
$18.6K
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 11,000 units across 2 ASINs for 55.6% of Top 10 volume. UNIANKIYA follows with 5,000 units (25.3%), ahead of Fhniepan on 1,800 units (9.1%).
With 6 brands splitting the Top 10 and 89.9% 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
2 ASINs in Top 10
55.6%
Units
11K
Revenue
$175.5K
Avg. price
$16.17
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
$19.99·★4.2·2.7K revsKumufenc Women Short Sleeve Workout Shirts Open Back Tops Casual Yoga Y2k Athletic Gym Slouchy Crop Running Tees
Units sold4K
UNIANKIYA
3 ASINs in Top 10
25.3%
Units
5K
Revenue
$93.3K
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 sold1K
Fhniepan
2 ASINs in Top 10
9.1%
Units
1.8K
Revenue
$22K
Avg. price
$12.49
B0CXSNHZBS
$9.99·★4.3·443 revsOpen Back Tops for Women Oversized Short Sleeve Workout T Shirts Backless Y2k Athletic Crop Running Tees
Units sold1KB0CXSGSCMN
$14.99·★4.3·443 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, 3 ASINs forced its way in: B0F5WDY66Q booked 700 units at $34.99, with ▲ 75.0% MoM change.
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
210
Latest month sales
B0FWD7SCYG
Women Open Back Workout Shirts Short Sleeve Tops Casual Yoga Y2k Athletic Gym Running Crop Tees
Price
$11.04
Rating
4.3
Reviews
203
Latest month sales
B0F4KTKGF6
Seyurigaoka Women Y2k Polka Dots Halter Tank Tops Cute High Mock Neck Backless Cami Sexy Open Back Camisole Going Out Tops
Unlock to view ASIN details and product titles
Price
$14.99
Rating
3.6
Reviews
269
Latest month sales
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