Heavyweight 18 Lb Tyvek Open End Expansion Mailers, #13 1/2, Square Flap, Redi-strip Adhesive Closure, 10 X 13, White, 100/ct Kitchen Tools & Utensils Use with any sit-stand workstation

Use with any sit-stand workstation for extra support while standing

Manufacturer Part Number:45507

fire-safe steel will not burn

while being thin and flexible enough to get into tight spaces

Heavyweight 18 Lb Tyvek Open End Expansion Mailers, #13 1/2, Square Flap, Redi-strip Adhesive Closure, 10 X 13, White, 100/ct Kitchen Tools & Utensils Use with any sit-stand workstationThese Survivor envelopes expand to provide lightweight, inexpensive shipping for bulky items. Expandable envelopes are made of puncture, tear and moisture resistant DuPont Tyvek material. Envelopes made with Tyvek are half the weight of heavy duty paper envelopes, so you save on postage with each mailing. Our tough expandable mailers resist overstuffing, bad weather and rough handling to deliver your contents intact. With easy to use Quality Park Redi