Staples #9 Double-Window Security-Tinted Invoice Envelopes, White, Gummed Closure, 500/Box 266759 $28.49 View Details
#10 Security Tinted Self-Seal Windowless Envelopes - 4-1/8 x 9-1/2 - 100 Count (34100) $11.99 View Details
#10 Security Tinted Self-Seal Windowless Envelopes - 4-1/8 x 9-1/2 - 500 Count (34010) $29.99 View Details
