The difference is in the pad, where healing takes place. Ouchless pad with ventilated top layer - won't stick to wounds. Bigger pad for more protection. Quilted bottom layer to absorb excess moisture. Unsurpassed adhesion to stay stuck. Curad brand - leader in ouchless protection. No other brands helps wounds heal better. Curad brand - advancing the way you heal. Curad Plastic strips are made from soft, flexible plastic to stay comfortable as you heal.