iprimio nevercurl's best v shape design to instantly stops rug corner curling. safe for wood floors. for indoor & outdoor rugs. not an anti-slip pad. made usa. patent pending iprimio <strong>registered brand on amazon: (8 pack) easiest</strong> and<strong> fastest</strong> way to <strong><em>instantly stop rug corners from curling</em></strong>. <strong>highest rated</strong> anti rug curling product on amazon. <br><strong>how it works:</strong> <br> <ul> <li>the top adhesive side of the nevercurl <strong>sticks to the rug bottom - not the floor</strong>. makes cleaning under rug easy! </li> <li>weatherproof adhesive allows nevercurl to be used for<strong> indoor</strong> and even <strong>outdoor</strong> rugs.</li> <li>the stiff plastic holds the rug corner flat. the soft rubber bottom side <strong>protects any type of flooring - safe for hardwood floors.</strong> </li> <li>use with <strong>any rug</strong> and over <strong>any floor type</strong>. </li> <li>our <strong>patent pending</strong> design combines rigid plastic, soft rubber, and weather proof adhesive. it fastens to the rug, not the floor. </li> <li>it is a well-engineered product that <strong>actually works</strong>, keeping your rug corners flat. </li> <li>you may need to clean rug corner with rubbing alcohol to remove wax and oil from rug to have nevercurl adhere properly. </li> <li>for really stubborn corners, you may apply more than one nevercurl next to each other.</li> <li>we recommend "mighty x carpet tape" to prevent rug slipping, if necessary. </li> <li>nevercurl is <strong>not an anti-slip pad</strong></li> <li><strong>made in america.</strong> </li> <li>have no fear, nevercurl is here.</li> </ul>