Comperm LF Retainer Dressing Cotton 3.5 Inch X 11 Yards, Size E. Latex-Free 360 degree compression and support 100% cotton, seamless, knit tubular construction Ravel-free, run-free cutability Secures without pins, clips or tape Easy to cut for joint/appendage openings For use on knees or small thighs Features: Latex-Free 360 degree compression and support 100% cotton, seamless, knit tubular construction Ravel-free, run-free cutability Secures without pins, clips or tape Easy to cut for joint/appendage openings For use on knees or small thighs