Putra Paper is an Indonesian company listed on Global Trade Plaza that offers A4 copy paper in multiple grades. The supplier provides Double A brand paper in 70 gsm, 75 gsm and 80 gsm weights, available in A4, Legal and Letter sizes with brightness of 102–104%, CIE whiteness 167, thickness 110 µm, opacity 95% and roughness 140 ml/min. The company also lists Navigator brand copy paper in the same three weights and sizes, with brightness 100%, CIE whiteness 167, thickness 110 µm, opacity 95% and roughness 140 ml/min. Navigator paper is described as suitable for photocopiers, laser printers, fax machines, ink-jet printers and two-sided copying, with features such as no jam, no double feed, flatness after copying and low dust. Buyers can send an enquiry through Global Trade Plaza.