MPN: 22907KIT. 4-part inkjet and laser compatible forms include 5 sheets 8-1/2 x 11″ Copy A for IRS, perforated to make 10, 8 x 5-1/2″ forms. Kit also includes 6 sheets 8-1/2 x 11″ Copy B for Recipient, perforated to make 12, 8-1/2 x 5-1/2″ forms.