Globe 100™ Polar White Announcement Envelope - This premium Polar White (92% brightness) announcement style envelope is manufactured with 100% post-consumer FSC certified recycled paper, two side seams under construction and a large square flap with tradtional remoistening seal.100% Post-Consumer Recycled (FSC CERTIFIED) Polar White, 92% Brightness Acid FreeLignin-Free Archival Smooth Imaging Finish Two Side Seams Under Remoistening Seal Square Flap Down