These Great White Loose Leaf Paper are Great!!!!!!!! they are size 8.5 x 11 with a 3 Hole Punch.Its On A 80 Lb. Card Stock. pack of 50.Superfine Printing Inc's White Cardstock Three Hole Paper Guaranteed 99.9% jam-free. Designed for everyday use on all types of equipment including high- and low-volume printers and copiers, inkjet and laser printers, plain paper fax machines and offset printing presses. Performs for both single- and double-sided imaging. Global Product Type: Office Paper-White; Sheet Size (W x H): 8 1/2 in x 11 in.