the jass brand offers here its unbleached leaf version the jass slim brown. because they do not go through the chlorine stage these jass brown sheets have a brown appearance from which they get their name jass brown. a robust and perfectly sticky quality french paper thanks to its gum arabic. jass is still a brand with excellent value for money. - lot of 50 notebooks each containing 33 jass slim brown rolling papers. . . extra thin sheet. unbleached chlorine-free raw paper hence the brown color. thickness: 13.5 gsm. organic gum arabic. witness sheet to warn you that there are only 5 sheets left in the notebook. french paper. good value for money . . - dimensions of the sheet: 110 mm x 44 mm. . . .