Used in retail, general business and healthcare applications, hospitals, doctors office, pharmacy, banks, invoices, receipts. Perforated forms for record keeping, transaction receipts. Suitable for laser printers, high speed copiers, inkjet printers and offset pressesletter quality 20# and 24# laser and inkjet approved. High brightness bond paper can be recycled. Each sheet is individually perforated for smooth running performance on high speed printers. Item# 4339 laser paper perforated 8 1/2 x 11, center vertical perf, 20#.There are many uses for perforated paper to help you business run smoother. Vouchers, statements, invoices, coupons, gift certificates, puter with pre perfed paper does it all.