500ct, #9 Double Window Security - Tint Self Seal Envelopes: Fits Quicken, Quickbooks, Microsoft Money Checks, Quick Books, Intuit 500ct, #9 Double Window Envelopes Size: 8 7/8 X 3 7/8 Top Window: 3 1/2 X 7/8 Bottom Window: 3 5/8 X 1 1/8 Envelope- SELF- SEAL. Security Tinted Fit Quicken, QuickBooks, Microsoft Money checks