These bottles are brilliant if you jog or go to the gym etc. here's a bit more info...

Stay hydrated during workouts with this UK-made Running Handheld Drinks Hygiene Bottle. With a capacity of 500ml for longer distances, this BPA-free plastic bottle comes in pink or clear and in single or pair combinations. Ideal for activities such as running / jogging, gym workouts etc., this reusable and refillable bottle is designed for on-the-go hydration. 

Measuring 20cm in height & approx 8cm across, it is a practical accessory for marathon training, treadmill sessions, and other fitness activities.