Op Site Post-Op 8.5x 9.5cm 20s Op Site Post-Op provides an impermeable barrier against bacteria, including MRSA, to reduce the risk of surgical site infection. Op Site Post-Op causes significantly less blistering when compared to another film plus pad dressing or non-woven dressing. Being associated with fewer wound complications may lead to a shortened hospital stay & reduction in associated treatment cost. Op Site Post-Op offers a significantly longer wear time when compared with non-woven or passive dressings.