Child Sleepwear

sleepwear
Pajamas or other clothing suitable for wearing in bed
nightwear: garments designed to be worn in bed

child
An immature or irresponsible person
A son or daughter of any age
a young person of either sex; "she writes books for children"; "they're just kids"; "`tiddler' is a British term for youngster"
a human offspring (son or daughter) of any age; "they had three children"; "they were able to send their kids to college"
an immature childish person; "he remained a child in practical matters as long as he lived"; "stop being a baby!"
A young human being below the age of full physical development or below the legal age of majority