It may come as a surprise, but your shower curtain liner does more than simply keep water in your shower or bathtub instead ...

Plastic shower curtains and liners may be affordable and easy to replace when they get dirty, but the cost adds up over time ...

When it comes to our shower curtain liner, more often than not, we don't think to change it until the need is painfully obvious — like a mildewy smell or the sudden appearance of a gross brown ...