an adhering surface;

a contact surface configured to cover the eye of the user;

a plurality of first passages formed through the eyecup of the eye mask for sleeping and extending from the adhering surface to the contact surface;

a shading piece, the adhering surface formed on the shading piece;

a breathable cushion securely mounted on a surface of the shading piece, said surface being opposite the adhering surface; the contact surface formed on the breathable cushion and the first passages formed through the breathable cushion; the breathable cushion being C-shaped and an opening of the C-shaped breathable cushion configured to be oriented toward an ear of the user; a thickness of the breathable cushion being progressively decreased from a middle of the C-shaped breathable cushion to two ends of the C-shaped breathable cushion; and

a recessed portion enclosed by the breathable cushion.