Based on this product's specifications, here are some alternatives and similar models
Printing paper Pro-Design inapa-tecno PRDES090X419 A3 (297×420 mm) 500 sheets White
Summary description:
Pro-Design inapa-tecno PRDES090X419 is A3 printing paper (297×420 mm) supplied in packs of 500 sheets. Designed for laser and inkjet printing, this white paper suits office printers, multifunction devices and large-format documents. It carries Forest Stewardship Council (FSC) certification for responsible fiber sourcing and is intended for everyday professional and administrative use.