SAYSKY Reactive Flow Singlet: Lightweight Innovation for the Serious Runner

The SAYSKY Reactive Flow Singlet is made for runners who settle for nothing less than the best. This ultra-light racing singlet combines top performance with a minimalist design in light green and a small SAYSKY logo on the chest. The unique moisture-reactive material reveals a subtle floral pattern when you start to sweat or get wet – style and performance in perfect harmony.

Lightweight & Breathable

Weighing in at just 39 grams (size S), this singlet feels almost weightless. The technical performance fabric is soft, extremely breathable and wicks moisture away at lightning speed, keeping you cool and comfortable even on the warmest days.

• Super light and quick drying – Ideal for race day and intense training.
• 79% recycled polyester – Sustainable, high-quality and environmentally friendly.
• Non-stick construction – Will not stick to skin, even during high exertion.

Maximum freedom of movement

Thanks to the flexible and stretchy fabric, the Reactive Flow Singlet moves effortlessly with you. Whether you're running a fast 5K or training for a marathon, you'll always experience ultimate comfort.

• Race fit for optimal speed and aerodynamics.
• Perfect for warm temperatures and layering during cooler runs.

Why Choose the SAYSKY Reactive Flow Singlet?

• Extremely light and breathable for top performance
• Moisture-reactive design reveals a stylish floral pattern
• Made from recycled polyester: durable and soft against the skin
• Designed for speed and ultimate freedom of movement

Whether you're training or racing, the SAYSKY Reactive Flow Singlet will keep you running light, cool and stylish to the finish line.