2-Window Redi-Seal Security-Tinted Envelope, #8 5/8, 3 5/8 x 8 5/8, White,500/BX

Double window design eliminates the need to print on envelope. Wove finish adds a professional touch. Blue security tinting ensures greater privacy. Envelope Size: 3 5/8 x 8 5/8; Envelope/Mailer Type: Business/Trade; Closure: Redi-Seal; Trade Size: #8 5/8.

Price: £ 69.98 from Zuma Office Supply US