The Shower SOC is a waterproof latex free PICC LINE protector cover for the Mid-Arm/Bicep sizes 9" - 16" (inches) in circumference and 12" inches long. COVERS above and below the elbow. " They say they are disposable, but I was able to use them multiple times with care!! These have made my life so much better now that I can shower with my picc line with ease. They do as they say. " Andy 2015