16 x 16 Heavy Duty Chipboard Pad (.030 Thick) 280/Case trending Envelopes feature string and button

Envelopes feature string and button closure for repeated use

Bag is printed: WARNING: To avoid danger of suffocation

low slip film

Feature a special seal that once broken

Insulate and splice wires up to 3

16 x 16 Heavy Duty Chipboard Pad (.030 Thick) 280/Case trending Envelopes feature string and buttonChipboard sheets are commonly used to provide added protection when stacking paper in boxes, or as the stiff backing seen on pads of legal or notebook paper. Our tough chipboard constructed from either . 030 Heavy Duty Kraft paperboard or Extra Heavy Duty . 050 Kraft paperboard is available as sheets or pads in different sizes and quantities according to your needs. They are also used for strengthening envelopes or mailers.