Still not convinced? Here are some of the amazing features of this runner vest: 1. Multiple pockets for key, card, ID, smartphone; 2. Adjustable waistband; 3. Reflective printing enhances nighttime visibility for other traffic participants, minimizes accident risk; 4. Special bottle pocket; 5. Elastic and breathable material; 6. Easy dry, prevents sweat and bad smells; 7. Heavy duty buckle will not rust or break easily; 8. Fits smartphones of up to 6.8 inches; 9. Washable and durable; 10. Color: black; 11. Weight: 144g, much lighter and more comfortable. 12. Multi-Pocket Running Vest for Men and Women – Your To-Go Solution for A Comfortable Jogging Session!