Adjustable: The vest is designed to fit all body types with adjustable straps that can accommodate waist sizes from 26 inches up to 60 inches. Reliable: The vest is equipped with a 300mAh lithium polymer battery that can last up to 10 hours of steady glowing and 20 hours of flashing glowing. It comes with a battery that ensures its long-lasting performance. Safety: The vest provides an excellent stripe of green light on the front and two long strips of red light on the back, ensuring that you are visible from all angles. We have also added reflective elements throughout the vest for ultimate safety and visibility. Rechargeable: The very thin rechargeable battery powers both the front and back of the vest. It is convenient, environmentally friendly, and easy to recharge. Lightweight: Despite all of its features, the vest is extremely lightweight at only 120 grams, so you will barely notice you are wearing it. Storage: A pocket on the front provides enough space for your essentials, such as your ID, keys, gel, bank card, or smartphone. The maximum dimensions for the pocket are 100mm (height) x 160mm (width). Fabric: 100% Polyester Product Name: Bodylite LED Reflective Vest - Neon Yellow Bodylite Code: 013008