T 180 Elite Collection Pillowcases, 1 Dozen Default Minor Category Flexible elastic Unna boot is Procedure Mask Ultra Pleated Flexible elastic Unna boot is not rigid like some Unna boots but works just as well U 20 PORTABLE ULTRASOUND * The U 20 Portable Ultrasound provides therapeutic ultrasound in an economical package * Soundhead Features and Options All Amrex ultrasound transducers are lightweight ergonomically designed and sealed for underwater therapy * Amrex offers two soundhead faceplate sizes: the standard 2 Receive a dozen 34 x 42 inch cotton poly pillowcases These pillowcases are made of 40 singles ring spun yarns – which means they're lightweight and not likely to pill