Boys Swim Shirt Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Boys Swim Shirt sales on Amazon US totaled 13,950 units in July 2026 (▼ 24.7% vs. the prior month), generating an estimated $170,977 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 54.5% of unit volume and 50.2% of revenue, while a typical listing is priced at $12.79. The keyword itself pulled 25,247 Amazon queries over the same period (▼ 66.2% MoM).
Zooming out to the 12-month window ending July 2026, the boys swim shirt Top 50 moved 61,350 units and $751,561 in cumulative sales — an average of 5,113 units and $62,630 per month. Monthly throughput topped out at 18,450 units in June 2026 and dipped to 1,200 in January 2026, leaving the latest reading 407.3% higher than August 2025.
Boys Swim 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
13.9K
▼ 24.7% MoM
Monthly Revenue 2026/07
$171K
▼ 28.0% MoM
Top 10 Market Share 2026/07
54.5%
Boys Swim Shirt Market Share & Sales Concentration on Amazon US — July 2026
The most-sold boys swim shirt listing on Amazon US in July 2026 is ASIN B0CYWSRFG7 (Brand: DRONIRING), which sold 1,000 units at $9.99 apiece — equal to 7.2% of every unit tracked in this report.
The Top 10 ASINs account for 7,600 units and $85,892 in July 2026 — 54.5% of unit volume and 50.2% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Boys Swim Shirt' on Amazon
July 2026
Is 54.5% 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
B0CYWSRFG7
Boys UPF 50+ Swim Shirt Long Sleeve, 1 or 2 Pack UV Sun Protection Rash Guard, Youth Kids SPF Water Shirts for Beach Surf
1K
▼ 50.0%vs. prior month
$9.2K
latest month
12-month trend
B0CYWVS4YD
Boys UPF 50+ Swim Shirt Long Sleeve, 1 or 2 Pack UV Sun Protection Rash Guard, Youth Kids SPF Water Shirts for Beach Surf
1K
▲ 0.0%vs. prior month
$9.4K
latest month
12-month trend
B0CYWW89SG
Boys UPF 50+ Swim Shirt Long Sleeve, 1 or 2 Pack UV Sun Protection Rash Guard, Youth Kids SPF Water Shirts for Beach Surf
1K
▲ 0.0%vs. prior month
$9.4K
latest month
12-month trend
B0CRGYWD3T
Boys UPF 50+ Swim Shirt Long Sleeve, 1 or 2 Pack UV Sun Protection Rash Guard, Youth Kids SPF Water Shirts for Beach Surf
1K
▲ 0.0%vs. prior month
$17.5K
latest month
12-month trend
B0CYWVWQSK
Boys UPF 50+ Swim Shirt Long Sleeve, 1 or 2 Pack UV Sun Protection Rash Guard, Youth Kids SPF Water Shirts for Beach Surf
900
▼ 10.0%vs. prior month
$8.5K
latest month
12-month trend
B0DWMZG5RX
Roadbox Boys Rash Guard UPF 50+ Sun Hoodie Kids Fishing Shirt Long Sleeve
700
▲ 0.0%vs. prior month
$6.6K
latest month
12-month trend
Unlock to view all Top 50 ASIN competitors and their sales contributions
Best Boys Swim Shirt Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
DRONIRING is the best-performing boys swim shirt brand in July 2026, moving 6,000 units across 7 ASINs for 78.9% of Top 10 volume. Roadbox follows with 1,200 units (15.8%), ahead of IHU on 400 units (5.3%).
With 3 brands splitting the Top 10 and 100.0% 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 $9.99 to $10.91, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
DRONIRING
7 ASINs in Top 10
78.9%
Units
6K
Revenue
$69.2K
Avg. price
$10.85
B0CYWSRFG7
$9.99·★4.6·2.2K revsBoys UPF 50+ Swim Shirt Long Sleeve, 1 or 2 Pack UV Sun Protection Rash Guard, Youth Kids SPF Water Shirts for Beach Surf
Units sold1KB0CYWVS4YD
$9.99·★4.6·2.2K revsBoys UPF 50+ Swim Shirt Long Sleeve, 1 or 2 Pack UV Sun Protection Rash Guard, Youth Kids SPF Water Shirts for Beach Surf
Units sold1KB0CYWW89SG
$9.99·★4.6·2.2K revsBoys UPF 50+ Swim Shirt Long Sleeve, 1 or 2 Pack UV Sun Protection Rash Guard, Youth Kids SPF Water Shirts for Beach Surf
Units sold1KB0CRGYWD3T
$12.99·★4.6·2.2K revsBoys UPF 50+ Swim Shirt Long Sleeve, 1 or 2 Pack UV Sun Protection Rash Guard, Youth Kids SPF Water Shirts for Beach Surf
Units sold1KB0CYWVWQSK
$9.99·★4.6·2.2K revsBoys UPF 50+ Swim Shirt Long Sleeve, 1 or 2 Pack UV Sun Protection Rash Guard, Youth Kids SPF Water Shirts for Beach Surf
Units sold900B0CRGYQBXW
$12.99·★4.6·2.2K revsBoys UPF 50+ Swim Shirt Long Sleeve, 1 or 2 Pack UV Sun Protection Rash Guard, Youth Kids SPF Water Shirts for Beach Surf
Units sold600B09WDYV6TY
$9.99·★4.7·335 revsBoys Rash Guard Swim Hoodie, UPF 50+ UV Sun Protection Long Sleeve Fishing Shirt, Kids Youth SPF Water Shirts
Units sold500
Roadbox
2 ASINs in Top 10
15.8%
Units
1.2K
Revenue
$12.9K
Avg. price
$10.91
B0DWMZG5RX
$9.49·★4.7·359 revsRoadbox Boys Rash Guard UPF 50+ Sun Hoodie Kids Fishing Shirt Long Sleeve
Units sold700B0DP6K537D
$12.34·★4.6·683 revsRoadbox Boys Rash Guard Swim Shirt, UPF 50+ Sun Protection Short Sleeve
Units sold500
IHU
1 ASIN in Top 10
5.3%
Units
400
Revenue
$3.8K
Avg. price
$9.99
B0D9NL95RW
$9.99·★4.6·999 revsIHU Boys Neon Shirts Dry Fit UPF50+ Kids Short Sleeve Rash Guard for Girls
Units sold400
Trending Boys Swim 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: B09WDYV6TY booked 500 units at $9.99, with ▼ 16.7% 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.
B09WDYV6TY
Boys Rash Guard Swim Hoodie, UPF 50+ UV Sun Protection Long Sleeve Fishing Shirt, Kids Youth SPF Water Shirts
Price
$9.99
Rating
4.7
Reviews
335
Latest month sales
B0DP6K537D
Roadbox Boys Rash Guard Swim Shirt, UPF 50+ Sun Protection Short Sleeve
Price
$12.34
Rating
4.6
Reviews
683
Latest month sales
B0D9NL95RW
IHU Boys Neon Shirts Dry Fit UPF50+ Kids Short Sleeve Rash Guard for Girls
Unlock to view ASIN details and product titles
Price
$9.99
Rating
4.6
Reviews
999
Latest month sales
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