1. Design with headphone jack 2. Garbage bag export design 3. With water cup and snack bag 4. Mesh on both sides, built-in pearl cotton, breathable and soft 5. Buckle belt, easy to wear, size adjustable 6. Nylon fabric, scratch-resistant and wear-resistant, easy to clean 7. Material: nylon, mesh 8. Waist: about 55-96 cm (adjustable) 9. Size: about 46x14 cm