Belt/bag can be snugly attached to waist without slipping while jogging or other active sports. Lightweight, washable and durable, Material – Polyester. Smartly designed – can be used both either by securing around waist or use as shoulder bag depending on use – cycling, climbing, walking, running, hiking etc.With straps adjustment depending on individual height and personal preference. Large compartment adjustable bottle holder from 0.5 litre to 1 litre bottle sizes (upto 5cm diameter). With straps adjustment depending on individual height and personal preference. Large compartment adjustable bottle holder from 0.5 litre to 1 litre bottle sizes (upto 5cm diameter).