High quality materials: This reflective running vest is made of high-quality materials. It is skin-friendly, comfortable, and freely adjustable, suitable for men, women, and children. High brightness: The fluorescent and reflective belts support visibility at night, increase personal safety, and are visible up to 200 meters under car headlights. This reflective vest provides reliable protection during low-light conditions. 8 lights & 3 modes: This running vest features two sides with bright LED strips—4 red LEDs on the front and 4 on the back—for 360-degree visibility. Each side has three lighting modes: steady light, fast flash, and slow flash. Choose the mode that suits your needs. Higher safety: This safety vest includes front-facing lights and rear warning lights for enhanced 360-degree visibility and nighttime protection. Improve your safety during outdoor activities after dark. Lightweight and versatile: Equipped with four adjustable buckles and elastic straps, this LED safety vest can be worn over a T-shirt, sports gear, winter coat, or any clothing type in all seasons. Ideal for running, biking, walking dogs, jogging, motorcycling, kids' play, traffic control, and more. One-size design fits individuals weighing between 35 kg and 85 kg Reflective distance: Visible from up to 200 meters when illuminated by vehicle headlights Battery: CR2032 (1 battery included for front, 1 for rear) LED lights: Two sets (front and rear), each with 4 red LEDs Purpose: Suitable for night running, cycling, walking, traffic management, and other nighttime safety applications Color: Green Material: Elastic webbing + reflective film Size: 440 x 408 mm Package contents: 2 x Reflective vests (batteries included) Note: Light and screen display settings may cause slight color variations between the image and the actual item. Measurement allowance is +/- 1-3 cm.