It is used between the product to be bound and the strap so as not to damage the product or the strap. It is not affected by sunlight and setting temperature, it does not break and does not rust.
"MADE FROM ORIGINAL PVC
SUITABLE FOR ANY TYPE OF 12MM-32MM STRAPS. THE AREA OF USE IS UNDER THE STRIPES THAT PRE VENT DEFORMING OF THE STRIPES DUE TO FRICTION AT THE CORNERS. ENSURES A STRONG PACKAGING."