Medline Optifoam Gentle EX Bordered Foam Adhesive Dressing, 4" x 4" Square (10 Count)

Does anyone know what the difference is between the ex and sa dressings? are they pretty much the same?

What happens when my husband is incontinent of feces? Do I remove the entire pad and replace after cleansing?

Can one shower with this product?

how can i use my insurace to pay for the product?