8.5 x 14 White Cardstock | Medium Weight 65lb Cover (176gsm) Card Stock Paper – Smooth Finish | For Arts & Crafts, Greeting Cards, Invitations, Brochures, Restaurant Menus, Posters | 250 Sheets - Walmart.com
Classic Crest Blank 5x7 Folded Discount Card Stock for DIY Card making - CutCardStock
Greeting Cards Set – 4.25 x 5.5 Blank White Cardstock and A2 Envelopes Perfect for Business, Invitations, Bridal Shower, Birthday, Interoffice, Invitation Letter, Weddings and All Occasion – Set of 25 - Walmart.com
Full Guide in Choosing the Best Cardstock for Greeting Cards