What is good and bad in underwear? Underwear is the basic clothing that is deeply in contact with the skin. Always wear the best, neat and clean underwear from your wardrobe. Clean, dry, fresh and perfect-fitting are the must-have strategies that you should keep in mind when wearing underwear, While the underwear that smells, which is not dried properly is bad underwear. Make sure to wear good underwear and only good underwear can keep the privates healthy, happy and free from infections.