Suitable size: In summer, you can choose according to your usual size. IF YOU WEAR OVER JACKETS, PLEASE CHOOSE ONE OR TWO SIZES BIGGER; depending on your jacket volume Material: Wear-resistant, breathable polyester mesh fabric, good perspiration effect Reflective: Chest and back with reflective fabric design, safety riding at night Vest design: Fashionable eye-catching, fluorescent green, high-quality zippers, thick and durable. Waist with drawstring, adjustable elastic band; Removable protectors pads design on the back Usage: General purpose vest for motorcycle, cycling, work wear, riding etc