Flexible Magnets 24x3 feet .30mil Super Strong Flexible Material by Flexible Magnets, White;

This item is designed to adhere to Ferrous surfaces (ex. Steel, Iron) This product does not adhere to Aluminum, Plastic, or Stainless steel. It is also not designed for use on ceilings or surfaces where it is mounted upside down. This product is design for mounting on flat horizontal surfaces (ex. car doors). This products magnetic strength is designed to only be strong enough to hold its self horizontally on a clean smooth flat surface.