You do need to clean a bathmat, and it is recommended you do so at least once a week, or maybe more depending how often it is used, and how many people frequent the home bathtub or walk in shower.
If left unwashed, bathmats can prove a breeding ground for bacteria such as mildew and mould, with their positioning rendering them unable to properly dry off or circulate air effectively.
To find out more, browse our blog, The Importance Of Cleaning Bathmats.