Gerber Nursing Pads Is It Safe To Use Old Nursing Pad?

Is it safe to use old nursing pad? - gerber nursing pads

Hello, I have half a package of Gerber's Disposable Nursing Pads, I've found baby wipes. The last time I did it four years ago. Now I'm in two weeks. I wonder whether it is safe to use, because the old pad, I'll share my sister's newborn baby.