[ Waistband]: This Running Vest Features An Waistband Ensuring A Comfortable And Secure Fit For All Users During Various Activities. [Reflective Strips For Added Safety]: This Reflective Gear Has Reflective Strips On The Front And Back For Enhanced Visibility And Safety During Nighttime Activities. [Breathable Mesh Design On The Back]: This Running Vest With Phone Holder Features A Breathable Mesh Design On The Back To Prevent Overheating And Ensure Comfort During Long-Term Wear.