noun
security blanket; comfort blanket; comfort object
A towel or similar cloth item that a child uses for emotional comfort, analogous to a security blanket. Often used in parenting contexts.
See also: 安心毛布
うちの子は安心タオルがないと寝られない。
My child can't sleep without their comfort blanket.
保育園に安心タオルを持って行く。
I take my security blanket to nursery school.