Boys Swim Set Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Boys Swim Set sales on Amazon US totaled 13,300 units in July 2026 (▼ 47.4% vs. the prior month), generating an estimated $233,288 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 58.6% of unit volume and 50.4% of revenue, while a typical listing is priced at $19.06. The keyword itself pulled 20,408 Amazon queries over the same period (▼ 56.8% MoM).
Zooming out to the 12-month window ending July 2026, the boys swim set Top 50 moved 75,550 units and $1,296,957 in cumulative sales — an average of 6,296 units and $108,080 per month. Monthly throughput topped out at 25,300 units in June 2026 and dipped to 1,000 in October 2025, leaving the latest reading 432.0% higher than August 2025.
Boys Swim Set 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
13.3K
▼ 47.4% MoM
Monthly Revenue 2026/07
$233.3K
▼ 44.5% MoM
Top 10 Market Share 2026/07
58.6%
Boys Swim Set Market Share & Sales Concentration on Amazon US — July 2026
The most-sold boys swim set listing on Amazon US in July 2026 is ASIN B0C3VDGKFP (Brand: OlyPegic), which sold 2,000 units at $12.99 apiece — equal to 15.0% of every unit tracked in this report and 2.0× the volume of the No. 2 listing.
The Top 10 ASINs account for 7,800 units and $117,640 in July 2026 — 58.6% of unit volume and 50.4% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Boys Swim Set' on Amazon
July 2026
Is 58.6% Top 10 share highly concentrated?
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Top 5 Volume Share breakdown
B0C3VDGKFP
OlyPegic Boys Swim Trunks with Boxer Brief Liner Compression Boy Bathing Suit Quick Dry Beach Swimsuit Toddler Swim Shorts
2K
▼ 33.3%vs. prior month
$26K
latest month
12-month trend
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
B0FHPFXMP2
UMELOK Boys Swim Trunks with Compression Liner Toddler Bathing Suit
1K
▼ 80.0%vs. prior month
$15K
latest month
12-month trend
B0FFH2R795
Olreco Boys Swim Trunks with Compression Liner Kids Bathing Suit Boys Board Shorts Quick Dry Teen Swimsuit Kids Swim Shorts
1K
▲ 0.0%vs. prior month
$13K
latest month
12-month trend
B0F384Q57L
Sylfairy Boys Rash Guard Swim Set with Swim Trunks Bathing Suit Long Sleeve Swim Shirt Quick Dry Swimsuit Kids Swimwear Size 7-16
700
▼ 22.2%vs. prior month
$12K
latest month
12-month trend
B0F384Z48L
Boys Rash Guard Swim Set with Swim Trunks Bathing Suit Long Sleeve Swim Shirt Quick Dry Swimsuit Kids Swimwear Size 7-16
600
▼ 40.0%vs. prior month
$10.3K
latest month
12-month trend
Unlock to view all Top 50 ASIN competitors and their sales contributions
Best Boys Swim Set Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
OlyPegic is the best-performing boys swim set brand in July 2026, moving 2,000 units across 1 ASIN for 25.6% of Top 10 volume. Sylfairy follows with 1,300 units (16.7%), ahead of DRONIRING on 1,000 units (12.8%).
Volume is spread across 8 brands, with the top three holding 55.1% 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 $9.99 to $16.99, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
OlyPegic
1 ASIN in Top 10
25.6%
Units
2K
Revenue
$26K
Avg. price
$12.99
B0C3VDGKFP
$12.99·★4.8·964 revsOlyPegic Boys Swim Trunks with Boxer Brief Liner Compression Boy Bathing Suit Quick Dry Beach Swimsuit Toddler Swim Shorts
Units sold2K
Sylfairy
2 ASINs in Top 10
16.7%
Units
1.3K
Revenue
$22.3K
Avg. price
$16.99
B0F384Q57L
$16.99·★4.7·572 revsSylfairy Boys Rash Guard Swim Set with Swim Trunks Bathing Suit Long Sleeve Swim Shirt Quick Dry Swimsuit Kids Swimwear Size 7-16
Units sold700B0F384Z48L
$16.99·★4.7·572 revsBoys Rash Guard Swim Set with Swim Trunks Bathing Suit Long Sleeve Swim Shirt Quick Dry Swimsuit Kids Swimwear Size 7-16
Units sold600
DRONIRING
1 ASIN in Top 10
12.8%
Units
1K
Revenue
$9.2K
Avg. price
$9.99
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 sold1K
Trending Boys Swim Set 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: B0BLZ6HVCY booked 400 units at $19.99, with ▼ 20.0% MoM change. On the growth side, B0GFGNG655 leads positive momentum with ▲ 100.0% MoM growth on 100 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.
B0BLZ6HVCY
maamgic Boys Swim Trunks with Compression Liner Toddler Stretch Swim Shorts
Price
$19.99
Rating
4.7
Reviews
2.4K
Latest month sales
B08GKXCCWF
Simple Joys by Carter's Baby Boys' Swimsuit Trunk and Rashguard Set
Price
$21.00
Rating
4.8
Reviews
45.1K
Latest month sales
B0GFGNG655
Big Chill Boys 2-Piece UPF 50 Short Sleeve Rash Guard & Swim Trunks
Unlock to view ASIN details and product titles
Price
$19.99
Rating
4.6
Reviews
206
Latest month sales
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