<p><b>16Ft( 5M) car door edge guards Installation Steps:</br></b> *Place the door trim under the sun for about 3-5 minutes (This step make the trim more flexible).<br> *Clean the door edge to remove any oil, wax & dust. Make sure the door is dry before continuing.<br> *Uncover the tape from the tip of the lining (Ensure the tape is install INSIDE the door) and peel the red strip off the tape by approximately 2 inches.<br> *Start from the top, insert the lining onto your door edge until the lining is fully seated.<br> *Press the lining with your thumb along the door edge until it is fully seated, then pull the red strip off.<br> *Repeat step 4 until all edges are protected.<br> *Use scissors to cut away unused lining for other door edges.<br> *Let the lining dry up by itself and do not get wet for at least 12 hours.<br> <p><b>16Ft( 5M) Rubber Seal Protector Attentions :</br></b> Our Door Edge Protected Lining works best for door edge thickness up to 2mm ( .078"). Attention to truck/van/jeep owners, please ensure your door edge thickness prior to purchase.If you're not sure about comparability / fitment, please leave a message to us, we will answer your question through the customer service in time.<br> Make sure the position of the door edge guard is correct. The door guard will slowly bend into the proper position as you apply taps. Once in place, do not remove, reposition, or reinstall the door edge guard or it will not hold securely. <br> <p><b>16Ft( 5M) Automotive door edge guard Package List: </br></b> 1*Car Door Edge Guard Protector For Most Sedans</p>