Engineered for athletes who demand speed, support and uncompromising performance, the SW-149 Square Leg Swim Briefs deliver professional-grade hydrodynamics in a versatile design. Featuring compression fit, quick-dry fabric and a supportive liner, these competition-inspired briefs are perfect for lap swimming, water polo, and triathlon training.
Returns | 30-day refund/replacement |
Fabric | 85% Polyester, 15% Spandex |
Instructions | Machine Wash |
Sex | Men |
Size | XS, S, M, L, XL, 2XL |
Please refer to the Product Introduction Article below. We will have a clearer view of the material, uses, and benefits of using the product:
4.5" inseam provides optimal coverage while reducing drag
Sleek silhouette moves with your body for unrestricted strokes
Modern square leg opening (not too revealing like traditional briefs)
78% polyester/22% spandex blend offers:
Superior chlorine resistance (lasts 3x longer than recreational suits)
4-way stretch compression for muscle support
UPF 50+ sun protection
Quick-dry - ready for next set in under 60 seconds
✔ Internal mesh liner provides support without needing separate underwear
✔ Flatlock stitching eliminates chafing during long workouts
✔ Elastic waistband with silicone grip prevents slipping during flip turns
✔ Drag coefficient 15% lower than standard swim trunks
Feature | Specification |
---|---|
Material | 78% polyester / 22% spandex |
Inseam | 4.5 inches |
Sizes | 28-38 (true to competition sizing) |
Liner | Breathable mesh |
Closure | Elastic waistband with silicone grip |
✔ Competitive swimmers wanting faster lap times
✔ Masters swimmers needing durable training suits
✔ Water polo players requiring mobility and support
✔ Triathletes seeking hydrodynamic advantage
✔ Lap swimmers tired of baggy trunks slowing them down
SW-149 vs. Standard Swim Trunks
Category | SW-149 | Regular Trunks |
---|---|---|
Drag | Low | High |
Dry Time | <1 minute | 5+ minutes |
Chlorine Resistance | 150+ hours | 40 hours |
Muscle Support | Compression | None |
Rinse immediately after each use (especially in chlorine)
Hand wash in cold water with mild detergent
Air dry flat - never use dryer
Rotate between suits to extend lifespan
Pro Tip: For competition days, reserve one suit exclusively for meets to maintain optimal compression.
Available in 8 colors: Black, Navy, Royal, Red, Green, Gray, White, Purple
Contrast side stripes for athletic styling
Discreet logo placement (left hip)
Measure waist at narrowest point (typically at navel)
Choose size based on actual measurement (sizes run true to competition fit)
For competition - select snugger fit
For training - may size up for comfort
Note: First-time brief wearers may need 1-2 sessions to adjust to the supportive fit.
More hydrodynamic than jammers or trunks
Greater range of motion for powerful kicks
Stay in place during starts and turns
Professional look that shows you mean business in the pool
"After switching to square leg briefs, I dropped 1.2 seconds in my 100m free. The difference in feel through the water is incredible."
Mark T., College Swimmer
Individual Price: $49.99
Team Discounts: Available for orders of 6+ suits
Delivery: Ships same day if ordered by 3PM EST
Take your swimming to the next level with SW-149 performance briefs!
You order now through Amazon.com - the world's largest and most reputable e-commerce site. When you place an order, you will receive 24/7 support, with an international shipping system and 30-day refund policies to help you feel secure when ordering.
(4.5)
Visit shopWhen it comes to hitting the beach, lounging by the pool, or diving into your favorite water sports, the right swimsuit can make all the difference. At our Sportswear Swimsuits Store, we believe that swimwear should be more than just functional—it should be a reflection of your personality, style, and confidence.