3M™ Polyester Tape 8412 is a transparent polyester film tape with excellent tensile strength and abrasion resistance. It features a tough, polyester backing and an acrylic adhesive. 3M™ Polyester Tape 8412 can be used for many heavy-duty, permanent edging and reinforcing types of applications. - 3M polyester tape 8412 can be used for many heavy-duty, permanent edging and reinforcing types of applications. Heavy-duty, highly transparent tape resists yellowing over time.