Make different textures of hair stay healthy
Wash your hair extensions with shampoo which PH lower than 7 at least once a week.
Don't do some treatment like massaging your scalp.
You'd better use lukewarm water to wash thorougly your hair.
Put conditioner and run a wide tooth comb to comb through your hair,staring with the end working your way up your scalp.
Air dry your hair.