Papyros Shelf Paper, Rolls20. 5" x 82' roll A thicker alternative to Thin Fire shelf paper, Papyros will produce a smooth finish on the bottom of your projects. The unique, sturdy composition of Papyros means it tends to keep it's paper like qualities during firings, rather than decomposing into loose dust. The sturdiness of the material allows it to be frequently used more than once, depending on the firing schedules and characteristics of the glass being fired. The Papyros