Blake Purely Everyday C5+ 162 x 235 mm 115 gsm Gummed Mailer Envelopes (4902CBC) White Pack of 500

Amazon

Gummed flap for a long shelf life and reliable sealing High Quality 115 gsm Paper Mailing wallets perfect for use on mailing and inserting machines Ideal for business correspondance, letters and other mail

Zoro Tools

Specifically designed envelopes for full colour overprint with large print coverage. Manufactured from premium matt coated paper, which has a silky texture.