1. **【360° Reflective Vest】** This LED vest offers 360° visibility all around. Its high brightness makes it highly visible in low light and reflects light up to 1000 feet (approximately 305 meters). It also has three lighting modes. 2. **【High-intensity vest with USB charging】** This LED vest supports USB charging and has a battery life of up to 35 hours. High-quality LED materials reflect ambient light, ensuring clear visibility even in difficult conditions at 1000 feet (approximately 305 meters). Its presence is unmistakable even in rain or fog. In addition, it is waterproof. 3. **[Elastic adjustable]** This reflective running vest has an adjustable shoulder width from 33 inches (approx. 84 cm) to 65 inches (approx. 165 cm) and a waist from 26 inches (approx. 66 cm) to 49 inches (approx. 124 cm). Simply pull the adjustment buckle to adjust the size, suitable for all ages and genders! Unlike other chest straps that can interfere with heart rate monitors or are too tight (especially for women), our waistband is elastic, breathable, and highly adjustable to fit different body types. It is also suitable for wearing under an undershirt or jacket, even in cold weather. 4. **[Areas of use]** This reflective vest has reflective lights on the front and back with 3 flashing modes, ensuring clear visibility for distant vehicles, even when walking, running, or cycling in the dark. Suitable for night runners, hikers, construction workers, police officers, and more. The adjustable elastic band makes this safety vest suitable for most body types, including men, women, and children. 5. **[Lightweight and comfortable]** Thanks to the adjustable buckles, this LED reflective vest is easy and comfortable to wear. The shoulder straps are easy to adjust and elastic, ensuring a comfortable fit. You will barely feel it when you wear it. This luminous underwear is made of premium mesh and elastic fabric, which provides sweat-wicking, friction-resistant, and comfortable use.