Blake Purely Everyday C4 324 x 229 mm 95gsm Self Seal Window Pocket Envelopes (FL3892) White Pack of 250

Zoro Tools

All the sizes you will ever need are covered in this vast array of envelope products, not only that but numerous substrates and sealing possibilities give unbounded options for your everyday envelope requirements.

Amazon

Easy to use Self Seal closure Ideal for invoices, letters, brochures and more Attractive blue opaque printed inside for extra security and confidentiality 40x105 mm window 213 mm up 24 mm from left