Material: High visibility reflective vest, one size fits all, suitable for men, women, and children. Made with high-quality elastic bands and highly reflective strips. The safety vest is breathable, lightweight, and comfortable. High visibility: Two reflective strips maximize reflectivity and visibility, achieving 360° reflective coverage. This safety vest makes you safer when cycling, walking, and performing outdoor activities at night. Reflective strips are distributed on the waist, chest, shoulders, and back. This safety vest provides 360° comprehensive protection in daylight or low light. One size fits all: The high visibility safety vest features a 4 cm elastic band and a 1.5 cm wide reflective strip. Four adjustable buckles for easy use. One size fits all, suitable for men, women, and children. Applications: This safety vest is suitable for outdoor activities. Construction, security protection, traffic control, surveying, landscaping, road paving, railway construction, sanitation, volunteer services, dog walking, running, jogging, cycling, hiking. Comfortable fabric: High-quality elastic bands provide a comfortable experience. The safety vest is made of adjustable and breathable fabric, suitable for both summer and winter use, even in cold environments.