Yes, WPC doors are the best choice for your bathroom door.
Unlike traditional interior doors, WPC doors are moisture resistant. They make a great option for kitchen and bathroom cabinets where the chances of filling up with moisture are high. Regular doors will absorb moisture and rot in these places.
Why can WPC doors be waterproof? You can check this article: Are WPC doors waterproof?

Best Bathroom Doors – WPC Doors
The bathroom is a damp place and needs privacy if you don’t like curtains and plain glass doors. WPC bathroom door is your best choice.
If you use a wooden door as your bathroom door, you must have seen the rotting edges of your bathroom door.
If you use a plastic door as your bathroom door, you must have seen your bathroom door splinter and fall off.

However, if you now choose to use WPC bathroom doors as your bathroom choice, you will say goodbye to these scenarios.
WPC bathroom door has the best waterproof performance, and has many other advantages, such as fireproof, mute, safe and environmentally friendly.

Best Kitchen Doors – WPC Doors
Kitchens and bathrooms have a lot in common, both are places where moisture and dampness tend to accumulate. So WPC doors are also the best choice for your kitchen.

It is worth mentioning that WPC kitchen doors have higher value, WPC doors have the advantages of fire prevention, moisture resistance, non-rot, wear resistance, insect resistance, etc., and easy to clean, more suitable as your kitchen door.