ERGONOMIC ADJUSTABLE DESIGN: The running vest for men and women has an adjustable fit with a flexible waistband and chest strap that increases comfort and distributes weight evenly. The close-fitting design prevents the vest from shifting or bouncing during exercise, so you can focus on your performance. ULTRALIGHT AND COMFORTABLE: Our running vest weighs only about 200 grams and is barely noticeable when worn. The lightweight material ensures optimal freedom of movement, while the breathable mesh minimizes sweat build-up and promotes air circulation, keeping you cool during every run. Perfect for running vests in the summer or during intense workouts. PLENTY OF STORAGE FOR YOUR ESSENTIALS: This running vest with water bottle is designed with multiple pockets for your essentials such as your phone, keys, towel and snacks. VISIBILITY: For your safety in the dark, we've added reflective strips to the running vest, ensuring high visibility on both the front and back. This allows you to move safely and remain visible during all outdoor activities. VERSATILE AND FUNCTIONAL: The running vest is ideal for a variety of outdoor activities such as running, hiking, trail running, and cycling. It's suitable for both men's and women's running vests and offers high comfort and functionality, whether you're on short workouts or longer adventures in nature.