What possible use could one have for plastic razor blades? They could not conquer one’s stubble, could they? No, but they very popular with the car detailing crowd. It seems that plastic razor blades can remove old paint, adhesive or any other kind of goo without scratching the underlying surface, i.e. your freshly applied n-teenth layer of clearcoat. The plastic razor blades Pare double sided, have the same dimensions as ordinary razor blades and they will fit most common holders. They are available in three versions; a hard, durable yellow, a soft, flexible blue, and an in-between colored orange. USD 9:- for a pack of 25 from ScrapeRite.brbr