16k large notebook cowhide notepad large thick english composition chinese math exercise book cross-border for junior high school students

single line (thickened) mesh (thickened) chinese pinyin (thickening) double row (thickened) error correction (thickening) mathematics (thickening) chinese (horizontal line) hard-tipped pen calligraphy (thickening) text (thickening) pinyin writing (thickening) chinese (square) staff (thickened) copybook (thickened) composition (thickening) biological (thickening) english (thickened) history (thickening) student diary (thickened) politics (thickening) physical (thickening) chemistry (thickening) geography (thickening) new word (thickened) tian zi (thickened) student homework registration book practice (thickening) reading excerpts (thickening) reading notes (thickened)

16k large size (36 sheets/book) 32k small size (36 sheets/book)