Double toggle wall switch

I need some recommendations on a double toggle switch that fits in one box. My bathroom has two switches light & fan in one single box. I need a switch that I can replace it but still have both usable. I currently have z-wave and hue hub but not opposed to adding something new to get accomplish this.

Why not using your existing wall switches?
Put a Fibaro double relay behind the switch, those work with momentary and toggle switches: