Prefolded nappies are folded and then placed inside a waterproof cover (wrap) and they come in several sizes from newborn to extra large.
Plygir cewynnau plyg-parod ac yna eu gosod mewn gorchudd (amlap) dwrglos ac maen nhw’n dod mewn nifer o feintiau o newydd-eni i fawr iawn.