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Updated September 2021
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BestReviews spends thousands of hours researching, analyzing, and testing products to recommend the best picks for most consumers. We only make money if you purchase a product through our links, and all opinions about the products are our own. Read more  
BestReviews spends thousands of hours researching, analyzing, and testing products to recommend the best picks for most consumers. We only make money if you purchase a product through our links, and all opinions about the products are our own. Read more  
BestReviews spends thousands of hours researching, analyzing, and testing products to recommend the best picks for most consumers. We buy all products with our own funds, and we never accept free products from manufacturers.Read more 
Bottom line
Pros
Cons
Best of the Best
Speedo Men's Endurance+ Jammer
Speedo
Men's Endurance+ Jammer
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Trusted Brand
Bottom Line

Trusted swim jammer designed for athletes with added features.

Pros

Chlorine-resistant fabric that is durable with four-way stretch for comfort. Lightweight, quick-drying material with low moisture absorption. Comes with extra lining in the crotch area and a drawstring closure for added security.

Cons

Some report that the sizing runs small.

Best Bang for the Buck
MY KILOMETRE Men's Solid Swim Jammer
MY KILOMETRE
Men's Solid Swim Jammer
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Bargain Pick
Bottom Line

Affordable swim jammer for leisure and sport.

Pros

55% polyester and 45% PBT. Chlorine-resistant material does not lose shape over time. The crotch area has a sewn-in structure for added security. Waistband is lined with elastic and a drawstring.

Cons

Some report that the sizing runs small.

Baleaf Men's Athletic Training Swim Jammer
Baleaf
Men's Athletic Training Swim Jammer
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Best for Everyday Use
Bottom Line

Comfortable enough for everyday use with added features.

Pros

Fully lined with extra fabric to avoid transparency. 90% polyester and 10% spandex, made to last longer than average swimwear. Chlorine-resistant material with a drawstring closure.

Cons

Some report that the material is heavy when wet.

Onvous Men's AquaGenesis- Lite Swim Jammer
Onvous
Men's AquaGenesis- Lite Swim Jammer
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Best for Experts
Bottom Line

Performance-designed swim jammer that remains comfortable.

Pros

Lightweight fabric designed for speed and endurance. Inner lining throughout the swim jammer to avoid transparency and add support. Comes with a drawstring through the waistband for further adjustability.

Cons

Some customers reported rips at the seam over time.

TYR Men's Solid Durafast Jammer
TYR
Men's Solid Durafast Jammer
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Simple Yet Solid
Bottom Line

Simple swim jammer with added features.

Pros

Durable fabric that is chlorine resistant and made with 100% polyester. Will not lose shape after multiple washes. Designed for endurance and high performance with lightweight material.

Cons

Some reports of the material and lining being thinner than expected.

HOW WE TESTED

We recommend these products based on an intensive research process that's designed to cut through the noise and find the top products in this space. Guided by experts, we spend hours looking into the factors that matter, to bring you these selections.

32
Models
Considered
210
Consumers
Consulted
18
Hours
Researched
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