NIUNIU High Reflective: Our high quality reflective gear can reflect 360 direction, very eye-catching. If you are walking or running at night or in low light, wearing reflective tape can alert you to vehicles or pedestrians and avoid danger. Adjustable: The super stretch can fit most people's jackets, from children to adults. Easily adapt to your body by adjusting the arm straps to suit your different needs. VERSATILE USE: Reflective armbands are considered a practical accessory for outdoor activities, reminding others of your location, suitable for running, jogging, biking, walking, motorcycling, horse riding, hiking, dog walking or any activity done at night and early morning. LIGHTWEIGHT AND PORTABLE: These reflective armbands can be easily attached to the ankle, upper arm or wrist when needed for a lightweight and comfortable fit; when not needed, they can easily be stored in any backpack. HIGH QUALITY: These reflective running gear are made of comfortable stretchy fabric and reflective material. Reflective strips have good reflectivity. Strong visibility, good adhesion, comfortable and adjustable. Quantity: 4 pieces Size: 4*1.5cm Color: green