White Peel and Seal 180gsm Window Envelope (220 x 220mm)

Elevate your mailings with our 220x220 mm white luxury Post Marque square envelopes with a window, crafted from 180gsm premium paper for an eco-friendly solution. Featuring a peel and seal closure, these robust envelopes are ideal for invitations, greeting cards, and business mailings. Available in black for added sophistication. Contact our team for Custom Printing options for these white square window envelopes.