42 Camphor; Most people prefer the smell of peppermint to camphor, so you’ll want to keep this out of the kitchen and other living areas. But an old sock filled with mothballs (like these) placed near the vents or windows of the attic, basement or shed discourage mice from moving in. Hang the socks to keep them out of reach of children. For other useful tips you can visit here. https://www.tasteofhome.com/article/how-to-get-rid-of-mice/
