White 2pBasics 8 Square (8-x-8) Square Envelopes 25-pk - 104 GSM (28/70lb Text) PaperPapers Economical Square Envelopes -Business, Social and DIY mailing Envelopes Color name: White Opaque 96B Size: 8 Square (8-x-8) - All square envelopes require additional postage to mail. Inserts should be smaller than envelope dimensions 10% Recycled - Offset Vellum Finish Envelopes converted from paper basis: 104 GSM (28/70lb Text) Flap: Moisten to seal