Sleep also holds a dress code. More than a pajamas, a comfortable dress has the most ability to get you an undisturbed sleep.
While choosing a comfortable dress focus also on the fabric of your cloth. Because the fabric of your night wear keeps you warm throughtout the night threw away the moisture that disturbs the profound sleep.
More preferrebly cotton clothes always gains a point in terms of night dresses. Eventhough you were a cotton clothe, remember that the dress shouldn't be too fit. It has to be loose. That is the objective of earing anight dress.
A proper cotton wear can sustain, sometimes even manage your body temperature whatever may be the outter temperature. So, a nightwear always decides your night sleep. Consider your pajamas before you fight to get a sound sleep.