This reflective vest with high visibility can keep you safe and reduce risks of accident at night. It is a perfect safety gear for cycling, running, walking, jogging, construction and many more activities. Features: Size is optional: M=Waist 28.3" - 38.6" / L=Waist 31.5" - 41.3". Breathable mesh fabric is super light and quick drying, keeping you cool and comfortable. Reflective strips on both front and back for maximum visibility and safety at night. Inner pocket to store small items, such as keys, money or cell phones. Fastener tape closures on the waist for easy adjustment and fit for people of different sizes. Great safety gear for running, jogging, cycling, walking and other outdoor activities. Specifications: Material: Mesh LED Quantity: No LED / 1 LED / 2 LEDs (optional) Size: M=Waist 28.3" - 38.6" / L=Waist 31.5" - 41.3" (optional) Item Weight: 70g - 110g / 2.5oz - 3.9oz Size Details: Size Waist Length M 72 - 98cm / 28.3 - 38.6in 47cm / 18.5in L 80 - 105cm / 31.5 - 41.3in 50cm / 19.7in Notes: 1. This clothing size information is just for reference only. Please check the above detailed measurement to choose the correct size, and allow 1 - 3cm (0.4 - 1.2") differences due to manual measurement, thanks. 2. Item color displayed in pictures may be showing slightly different on your computer monitor since monitors are not calibrated same. Package List: 1 * Reflective Vest