Won't you be a neighbor to this friendly mug? Better yet, how about housemates? Or best friends even? Simply adding a hot liquid of your choice to this ceramic mug will cause Mister Rogers' nice blue suit to turn into his cozy yellow cardigan. Also featured on this mug are several different affirming quotes from the man himself! Mug is microwave safe. Do not machine wash or wash with abrasive scouring agents, do not allow to soak for long periods of time. Wash before first use!