Features: This reflective sash features front and back illuminations with warning lights, increasing visibility during outdoor activities. Equipped with high intensity LED lights and reflective strips, this reflective running gear provides greater visibility than standard reflectors. Featuring a stretchable adjustment buckle, this safety shoulder strap can be resized to fit various body types comfortably. It significantly boosts safety during nighttime activities, making it ideal for running, cycling, and other outdoor pursuits. This design is perfect for outdoor workers and athletes who need stable visibility in dark or dim environments. Specifications: Component: Polyester and Latex Color: Green/Pink/Blue Width: about 3.8cm/1.5inch Adjustable length: about 65-77cm/25.59-30.31inch Lamp strips length: about 21cm/8.27inch Package Includes: 1pc Cycling Reflective Strap note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.