Training pants helps in toilet training of a toddler. They should be large enough to fit the child from the diaper stage until he is of pre-school age. There are two main types of training pants for toddlers, cloth and disposable. A two-way stretch girdle is a popular type of training pant. It fits snugly around the hips, is short in the crotch and is sufficiently heavy and absorbent to catch most accidents.