<p>This synthetic pad provides a thin nonskid layer between a rug and your floor. Lightweight and pliable, it can be trimmed easily with household scissors.</p> <ul> <li>Face is 65% polyester, 35% nylon; back is 70% natural rubber, 30% synthetic rubber.</li> <li>Green Label Certified by the Carpet Research Institute for a healthier indoor air environment.</li> <li>Not recommended for concrete floors; use our Premium Rug Pad instead.</li> <li>Note that the rectangular rug pad is slightly smaller than the rug so as to remain hidden during use.</li> <li>Can be trimmed with household scissors.</li> </ul>