9 1/2 x 12 1/2" White Flat Tyvek® Envelopes (TYF091212WH) Case Of 100 Planners and Organizers Global Product Type: Scientific Calculators

Global Product Type: Scientific Calculators

Modern style combines with excellent fit

Maximum strength design provides extra protection for all fragile china

Scored rim minimizes the potential for in-transit mishaps

Excessive heat or cold may cause Liquid-Plumr® to form clumps

9 1/2 x 12 1/2" White Flat Tyvek® Envelopes (TYF091212WH) Case Of 100 Planners and Organizers Global Product Type: Scientific Calculators9 1 2 x 12 1 2" White Flat Tyvek Envelopes. Tyvek envelopes provide superior puncture, tear and moisture protection. Constructed from 14 lb. olefin. Ten times stronger than paper envelopes. Feature self seal closure. Available in plain, First Class and Air Mail printed borders.