No. 8-5/8 Double-Window Envelopes

Suitable for use with most automated check and invoice systems.Top window (7/8"x3-1/2") is positioned 5/8" from the left and 2-1/4" from bottom of the envelope. Bottom window (1"x4") is 5/8" from the left and 5/8" from the bottom of the envelope. Compatible with most standard 3-1/2"x8-1/2" checks for payroll and accounts payable applications.