Brand New. Lightweight, Breathable, Water Resistant- Black Adjustable Reflective and Comfy Training Vest Phone Holder for Running and Shoulder Pocket for Car Keys, etc. This running vest has an innovative design with breathable, soft, comfortable, scratch-resistant, and waterproof material, that even helps you in extreme climates whether it’s cold or hot in an organized manner. the .vest will hold your phone securely and keep it from bouncing around as you run. It’s Perfect phone holder that fits all major phone types.