Desperate need of pants and shoes womans 9

does anyone have any good used pants size xl 14-16 stretch waist for my daughter please. she needs some soo badly!can someone please help?they have the danskin brand on walmart .com on sale.$10 for the pants and shirt if anyone could please help i dont want her to keep getting made fun of or half to wear knee pants to shool she will get very cold.also does anyone have a size 9 in tennis shoes she needs them also and i know she has a big foot.please help!