When dealing with any heating device, it is always important to take proper care and follow all of the manufacturer’s instructions. Now, first of all, you are not supposed to fold the blanket at all. Folding creates hot spots. It is recommended that you place the blanket on your bed and also do not put any pillows or any sheets on top of it. For cleaning, simply follow the instructions given. The key to ensuring your blanket lasts a long period of time and serves you very well is to ensure that you be sensitive with it and ensure to strictly adhere to all the instructions given with the manual as this will safeguard it.