Medline Underbuttocks Drape with Graduations and Pouch, Port consists entirely of polypropylene, making SMS drapes supple and drapeable. Medline SMS drapes have fewer fibers and a more consistent fiber lay-down since they are made with the newest SMS technology. Top-tier SMS fabric with five robust fiber layers for remarkably high barrier strength is featured in the standard drape range. Drape measure 40" (102 cm) by 44.5" (113 cm) with fluid-control bag (33-2/5" x 32"; 85 x 81 cm) with screen and port included.