Features: Material: The reflective vests are made of comfortable, elastic polyester, simple design, easy to wear Lightweight Design: Crafted from lightweight materials for eases of movement and comfort during exercise. HIGHLY REFLECTIVE VEST: With 360 reflectivity and visibility, our vests are set to be seen under all-weather conditions, both day and night. ADJUSTABLES SIZE FOR SNUG FIT: Vests are fully adjustables and breathable that fits small, medium or large body frames. MULTI-PURPOSE AND EASY TO USE: Sturdy and reliable safety gears that fits most of your needs and perfect for the entire family. Vests comes with buckles and elastic strap so it doesnt move around your body while you are using. They are made of knitted mesh fabric thats easy to wash. Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Strap size: 4cm Material: Polyester