【Boost Your Workout】Our weighted vest is perfect for adding an extra challenge to your workout routine. The added resistance will help build strength, endurance, and improve overall fitness. 【Adjustable Weight】Our Adjustable Weighted Vest offers personalized versatile workouts and intensity levels. The running vest comes with 10x 2lbs weight packs, allowing you to customize the weight between 2-20lbs. With four evenly distributed front and five back weights, you can find the perfect weight combination for your training needs. 【Stay Visible and Safe】The LED reflective strips and outdoor lighting keep you visible and safe during low-light outdoor activities.It is suitable for morning or night running, cycling, walking, jogging and other nighttime outdoor activities.