Keeps your running essentials handy. The Speed Liner Belt is ideal for keeping your running essentials handy when you are out for a quick run. The simple, elasticated pouch will take your mobile phone, keys and energy bar. The belt's innovative hook and loop closure means it is precision-adjustable to any length for a secure and comfortable fit round the waist. It won't slip and is well ventilated for optimum wear comfort when you pick up the pace.