5pcs Reflective Armbands, Reflective Wristbands, High-Visibility Reflective, Elastic Tightening, Anti-Slip Fixation, Night Warning, Adjustable, High-Elasticity Skin-Friendly, Durable, Fluorescent Bright Color, Circular Binding, Hook And Loop Closure, Suitable For Cycling, Night Running, Hiking, Dog Walking, Construction Site Duty, Marathon, Outdoor Sports, Night Commuting, Skateboarding, Jogging, Morning Exercise, Camping, Autumn/Winter Outdoor, Spring Outings