How can I prevent my Hair Color from Fading in Summer?

Faded, without shine or color - your hair does not have to look like this, even if you have decided to spend your vacation almost entirely on carefree sunbathing. It is enough to know how to take care of them and what mistakes not to make. So how do you prevent your hair color from fading, and what can you do to prevent your hair from fading and losing its color when exposed to the sun, sea water or pool chlorine?