Rocket Red 65lb Business Cards - 25 Sheets / 250 Business Cards Standard Business Card Sheets are compatible with all major software printers Works on Inkjet or Laser - Both sides are printable Business Card Sheets measure 8 1/2" x 11" 10 Business Cards per sheet - Business Cards measure 3 1/2" x 2" Made from a 65lb Cover Cardstock (176 gsm) - Red Color on Both sides of sheet