[Problem] To provide a headphone cover that does not block a sound from a headphone and is able to keep its fabric stably covering the headphone.
[Solving Means] A headphone cover 1 includes fabric 14 that has an opening in a position corresponding to the sound passage position on one side of an ear pad and is foldable at least from the one side toward another side of the ear pad by 90° and a core 16 disposed around the opening. The compressive yield force in the extending direction of the core 16 is equal to or greater than 0.0587 Mpa.