No bone conduction device processors are waterproof. They must be removed before showering, bathing or swimming.
A waterproof cover is available to purchase for the Cochlear Osia 2 Sound Processor and MED-EL Samba 2 Sound Processor. This can be bought directly from the manufacturers.
Softwearpads on softbands or SoundArcs must be changed if they get wet. Softwearpads must be changed every two months.