BYMY BREAK THE LIMITS
✓ Secure payment
✓ Delivery within 5–11 business days
✓ Easy returns
MORE THAN ACTIVEWEAR
BYMY is more than activewear.
It’s a movement built around discipline, confidence and becoming your strongest self. Every piece is designed to move with you, support your goals and remind you that positive change starts with the choices you make every day.
Built with purposeful design, lasting comfort and honest materials so you can keep moving forward.
Built by discipline. Defined by you.
Fit & sizing
Size Guide
| Size | Waist Width (in/cm) | Length (in/cm) | Hip Width (in/cm) | Inseam Length (in/cm) |
| XS | 14.50 / 36.83 | 14.50 / 36.83 | 19.69 / 50.01 | 5.20 / 13.21 |
| S | 15.00 / 38.10 | 15.00 / 38.10 | 20.47 / 51.99 | 5.20 / 13.21 |
| M | 16.00 / 40.64 | 15.70 / 39.88 | 21.26 / 54.00 | 5.60 / 14.22 |
| L | 16.50 / 41.91 | 16.10 / 40.89 | 22.05 / 56.01 | 5.60 / 14.22 |
| XL | 17.50 / 44.45 | 17.00 / 43.18 | 22.83 / 57.99 | 6.20 / 15.75 |
Designed for those who embrace movement and an active lifestyle, these lightweight swim trunks combine performance, comfort, and effortless summer style. Crafted from durable, quick-drying polyester, they provide freedom of movement whether you are swimming, exploring the coastline, or enjoying a relaxed day by the water. The adjustable drawstring waistband ensures a secure and comfortable fit, while the breathable mesh lining helps maintain comfort throughout every activity.
The clean black design features a distinctive neon-green heartbeat graphic with subtle stylized initials, creating a modern look that reflects energy and individuality. Functional details include mesh-lined side pockets, supportive side seams, and an extra-light construction that makes these swim trunks easy to wear and pack. Designed to transition effortlessly from the beach to everyday summer activities, they deliver a balance of functionality, comfort, and contemporary athletic style.
Product Features
- 100% polyester construction
- Durable, shape-retaining, quick-drying fabric
- Extra-light 120 g/m² fabric
- Adjustable drawstring waistband
- Mesh-lined side pockets
- Breathable internal mesh basket lining
- Supportive side seams for structure and durability
- Vibrant all-over print design
- Lightweight and easy to pack
- Comfortable construction for swimming and everyday summer activities
Care Instructions
- Machine wash cold (max 30°C / 90°F)
- Do not bleach
- Drip dry
- Iron, steam or dry on low heat
- Do not dry clean
Shipping & Delivery
We’ll prepare and ship your order as quickly as possible. Once your order is on its way, you’ll receive a confirmation email with tracking information. Delivery typically takes 5–11 business days, depending on your location.
Returns
Our goal is for every customer to be totally satisfied with their purchase. If this isn't the case, let us know and we'll do our best to work with you to make it right.