These are Qualitative Filter Paper, Grade 103, with 100 circles in each package.
The size of this filter paper is large (180 mm, 18.0 cm)

Type: Qualitative Filter Paper
Speed: slow
Grade: 103
Maximum pore size: 10~15 µm
Filtration speed: Ash Content: Basis Weight 80 +/- 4

LL-PF1000103L-100