Blank Check Stock (Linen) - 500 Sheets - Check on Top (Gray) Take advantage from our experts in Check Printing; we will make sure your Checks are 100% compatible with your software. Plus they are built in with 12 Advanced Security Features. We will Ship it within 24 Hours for "No extra charge". Paper Size: 8 1/2 X 11" # 24 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"