Belt bag: Get a sports belt bag. Great for running: Attach the handy sports bag around your waist to keep your essentials accessible without getting in the way whilst you run, cycle or hike. Waterproof: The bag contains secure zip-up compartments for storing your phone and keys. Plus, the waterproof design will keep your belongings safe whatever the weather! Adjustable: Featuring an adjustable belt strap for a comfortable fit. Colours: Choose from green, black or pink. Size: Belt: 70-115cm. Pouch: 10cm x 21cm. Adjustable Sports Belt Bag | Black | Living Social