Blake Purely Everyday C5 229 x 162 mm 100 gsm Pocket Self Seal Window Envelopes (16084) White Pack of 500

Amazon

Easy to use Self Seal closure High quality 100 gsm paper Perfect for business correspondance, letters, brochures and more Window: 45 x 90mm, 60 up, 20 left Self Seal High quality weight paper Suitable for brochures, catalogues etc.

Zoro Tools

ValueX Pocket Envelope C5 Self Seal Window 100gsm White (Pack 500) A vast array of white envelopes catering for every size. With gummed, self-seal, pocket and wallet varieties available.