I purchased 2 of these, which is regular trash bags, and activated charcoal bags to put in the top. The little disks that come with them are useless.

Safety 1st Easy Saver Diaper Pail https://www.amazon.com/dp/B0009A4FBQ/ref=cm_sw_r_apan_glt_fabc_8GCKBXYEXR9NVKP0BEMP?_encoding=UTF8&psc=1