Use this Nike expandable waist belt to secure your valubles, food and gels during your run / workout. Adjustable elastic belt makes for customised, secure and comfortable fit during run / workout. Expandable stretch mesh fabrication for customisable storage space. Contoured low profile design and secure fit reduces bounce. Single button buckle closure makes for easy on and off. Reflective detailing for enhanced visibility in low light conditions. Size: H40, W9, D4cm.