If the activity is performed outside, insulated water bottles are an integral element of an athlete's basic gear set. It is critical not to consume water that is either too hot or too cold while you workout or exhaust your body. The insulation inherent in certain bottles comes in handy here. Liquids can stay at the same temperature for longer by shielding the contents of the container from outside temperatures. Long-distance or timed activities, such as cycling races and trekking, benefit…