With the versatile and many undetectable systems we use, yes you can go swimming, carefully comb out any tangles that may be present starting from the bottom and working your way up. Once the hair has been detangled braid the hair in two braids to ensure that all of the hair is protected. Following your dip, be sure to wash your hair immediately to remove any damaging chemicals such as chlorine. We do not recommend prolong use of Saunas as this can soften the bond causing the hair extension to slip out.