This 1” X 164’ Double Sided Heavy Duty Banner Hem Tape, permanently bonds sign and banners together. Best used with vinyl banner material, you can hem your banners without the need to sew or use tape. Reinforce your banners by adding an extra fold and hemming it with Banner Hem Tape. Hem Tape can be used in extreme temperatures and attaches well to metal, paint, glass and low-energy surfaces. The Heavy Duty Banner Hem Tape is a perfect alternative to banner hemming machines which cost thousands, when this $10 double sided roll of Heavy Duty Banner Hem Tape can do the same thing. Tape thickness is 6.7 mil.