3/4" - 1 Mil - Kapton Discs 500/Case Style II Stiff blue polypropylene backing with

Stiff blue polypropylene backing with synthetic rubber adhesive without filaments

Gussetted poly bags provide extra space for small or large bulky items

and the third is the length from the opening to the seal

You always want to be able to keep your bread fresh

Simple to operate

3/4" - 1 Mil - Kapton Discs 500/Case Style II Stiff blue polypropylene backing withRecommended for masking small areas on circuit boards. Discs are on a liner which is wound on a 3" core. Silicone adhesive will not leave any residue. Withstands temperatures of up to 500 F.. Applications include: Masking circuit boards during wave soldering, powder coating, and automotive and transformer manufacturing.