Neenah - A2 Heavy Weight Cards/Envelopes 10/Pkg - Natural White

11-1/2-x-14-1/2 Catalog Envelopes - 28lb WHITE- (11.5 x 14.5) - 500 PK

Ohuhu Blank White Cards and Envelopes 100 Pack, 4.25 x 5.5 Heavyweight Folded Cardstock and A2 Envelopes for DIY Greeting Card, Wedding, Birthday, Invitations, Thank You Cards & All Occasion

Virgin Fiber

Classic Crest Solar White A2 (4-3/8-x-5-3/4) Envelopes 250-pk - 118 GSM (32/80lb Text) PaperPapers 4X5 Holds Paper Folded 4-Ways Invitation, Response

Ultimate White Paper - 8 1/2 x 14 LCI Linen 80lb Text - LCI Paper

Professional Quality: Envelopes and cards are made with natural white paper, designed to give each envelope and card a sleeker and more elegant feel.

Ohuhu Blank White Cards and Envelopes 100 Pack, 4.25 x 5.5 Heavyweight Folded Cardstock and A2 Envelopes for DIY Greeting Card, Wedding, Birthday

Hamilco White Cardstock Thick Paper Blank Place Tent Folded A2 Cards - Greeting Invitations Stationary - 4 1/4 x 5 1/2 Heavy Weight 80 lb Card

Cougar Opaque - Business Envelopes - (24/60 Offset Smooth) NATURAL - NO. 10

10 WINDOW Envelopes (4.125 x 9.5) - Classic CREST Solar White (70T/Smooth)

Strathmore 3x5 Watercolor Cards with Envelopes p205-23 – Simon Says Stamp

Cardstock Weight Guide: Cardstock Weights Explained, With Charts - Fine Cardstock