Yes, the whiteness of the paper is achieved through Yukizarashi (snow bleaching); the kozo is laid out on snow for several hours each day over the course a few weeks´ cooked with wood ash, dried on stainless steel´ beautiful, traditionally-produced paper that will outlast our great-grandchildren´ great for chine colle, drawing, layering, conservation, oil based printmaking, repair, water based. Handmade Fibre: 100% Japanese (Oguni) Kozo Size: 648x1003mm Weight: 18gsm