INSTANT STAIN-PROOF WHITEBOARD - Quickly transform a smooth surface into a whiteboard, simply unroll, peel and stickCHOOSE YOUR MARKER - Use dry erase or permanent markers, both wipe away cleanly. Use only water and a cloth to remove permanent markerPREVENT ACCIDENTAL SMEARING AND ERASING - Create grids, calendars, charts and more. Permanent marker prevents smudges and accidental erasingSTICKS SECURELY, REMOVES CLEANLY – Sticks securely to stay up on smooth surfaces like painted drywall, finished wood, glass, painted steel, whiteboards and chalkboards. Designed for one-time wall application for long-term useCONTAINS - 9.1 in. x 9.1 in. sheets. Two per packCLEAN WITH WATER, EVEN PERMANENT MARKER - To clean, wipe away dry erase marker with provided cloth and wipe away permanent marker with water and provided cloth. No chemicals needed to cleanVARIETY OF SIZES - Available in sizes 3’ x 2’, 4’ x 3’, 6’ x 4’, 8’ x 4’ and bulk size 50’ x 4’