Qualitypark Reveal-N-Seal Double Window Env Helps to safeguard confidential documents. If envelope is unsealed, the word "opened" appears in red on the flap and cannot be repaired to hide evidence of tampering. Envelope Size: 3 5/8 x 8 5/8; Envelope/Mailer Type: Double-Window; Closure: Self-Adhesive; Trade Size: #8 5/8.

Product Specifications  Manufacturer #: QUA-67539 Product Details Reveal-N-Seal Double Window Env, Paper Stock, 3 5/8 x 8 5/8, WE, 500/box Closure: Self-Adhesive Color(s): White Envelope Size: 3 5/8 x 8 5/8 Envelope/Mailer Type: Double-Window Exterior Material(s): Paper Stock Security Tinted: Yes Trade Size: #8 5/8 UPC: 00000000000000 Keywords: Envelopes, Mailers, Mailing & Shipping Supplies