Secure protection with micro-print lines, security screens, and artificial watermarks, and more. Blank check paper for Laser and Inkjet printers Paper Size: 8 1/2 X 11" # 24lb Mocr Bond Paper Check Size: 3 1/2 X 8 1/2", Middle Stub: 3 1/2 X 8 1/2", Bottom Stub: 4 X 8 1/2"