1099 Double Window Envelope (Gum Seal) - For 3up Forms

The 1099 double window envelope (gum seal) is for use with 3-up 1099,  1098, and 5498 forms including the redesigned 3-up 1099-NEC form. The security tint and cellophane windows ensure the privacy of information. This envelope is 3 7/8 x 8 1/4". All 1099 envelopes are constructed of 24# envelope stock.

Also available in self-seal (DWE99-3UPS).