All you need to know about cardstock paper weight and thickness
A Guide to Paper Types and Sizes - PGprint
Brochures Printed on 14pt Card Stock with choice of UV High Gloss, UV 1 Side, or Matte Finish and Folding Score by Elite Flyers
International Paper Carolina Digital White C1S 10pt 133 lb. Card Stock 8.5x11 in. 200 Ream
Amazon.com : 8.5” x 11” Double-Sided Gloss White Card Stock Paper, Great for Photos, Marketing Materials, Posters, Business Covers, etc. | 10Pt (236gsm) | 50 Sheets | Printable Both Sides, For Laser Printer Only : Office Products