Techion Reflective Fabric Armband/Ankle Bands with Two Reflective Strips for Cycling/Biking / Walking/Jogging / Running Gear and Outdoor Sports Dual reflective strips design enhances visibility in weak light or nights. Durable hook and loop features easy fastening Adjustable 8-12 inches circumference for best arm / ankle fitness(2 Pack) Band width 1.5-inch Durable and Lightweight