3-hole headphone line design In addition to the multiple pockets, the chest running vest is equipped with a 3-hole headphone line for listening to music and answering calls. This allows convenient cable routing and hands-free use while you move. Reflective safety strips Back reflective strips increase visibility during outdoor activities, helping drivers notice you earlier and react in time. This enhances safety when running or exercising in low light or at night. Adjustable waistband and fit The vest features an adjustable waistband to fit most body types. It is small, thin, and lightweight, adapting well to your body curves for a secure, comfortable fit during activity. Delicate craftsmanship and wear resistance Designed to be worn over clothing, the vest is breathable and durable, with reinforced tight seams for long-lasting wear and reliable performance during workouts. Key benefits - Hands-free phone access and music control while running or exercising - Enhanced safety with back reflective strips for low-light conditions - Comfortable, adjustable fit suitable for different body types - Durable, breathable construction with reinforced seams for wear resistance - Designed to be worn over clothing, suitable for outdoor use and active wear What you get and how it works - Function: holds a mobile phone securely on the chest, provides a 3-hole headphone route, and supports listening to music and answering calls during activity. - Size: adjustable waistband accommodates a range of body sizes; compact and lightweight for unobtrusive wear. - Material: breathable, wear-resistant fabric with reinforced seams to endure regular use. - Performance: designed for running and outdoor activities with emphasis on safety and comfort. Use scenarios - Scenario 1: Morning or evening run. Wear over clothing, use the 3-hole headphone line to listen to music and take calls without stopping, while the reflective strips keep you visible in low light. - Scenario 2: Outdoor workouts, such as training sessions or brisk walks. The adjustable waistband ensures a secure fit, and the breathable fabric keeps you comfortable while you focus on your pace. - Scenario 3: Daily errands or commuting. Use the vest to keep your phone accessible and protected, with easy access to wire routing for earphones or headsets and added safety through reflective visibility.