Stay hydrated with the Nathan Insulated Quick Squeeze 12 oz Flask. It is designed to fit right in your hand while being easy to squeeze, and it has a no-sweat grip insert that allows for grip-free running.
Fits perfectly in you had and is not heavy. Perfect for bring water without all the extra weight. Insulation doesn't really keep the water cold but it does keep it below room temp. Fits my phone and car key!
