Brand new, unused item. Reference price: 2,680 yen Design: Stylish black design with reflective material for visibility at night. Smartphone Storage: Features a zippered smartphone holder to securely protect your device during exercise. Breathability: Mesh material provides comfortable ventilation while running. Fit: Adjustable straps ensure a snug fit and minimize bouncing. Functionality: Lightweight design reduces burden, and equipped with pockets to store essentials.