a4 kraft paper [80g]](A4 牛皮纸【80g】) a4 kraft paper [120g]](A4 牛皮纸【120g】) a4 kraft cardboard [180g]](A4 牛皮卡纸【180g】) a4 kraft paper 230g thick and hard]](A4牛皮纸厚硬230g】) a3 kraft paper [80g]](A3 牛皮纸【80g】) a3 kraft paper [120g]](A3 牛皮纸【120g】) a3 kraft paper [180g]](A3 牛皮纸【180g】) a3 kraft paper [230g]](A3 牛皮纸【230g】) 4k kraft paper is 200g thick and hard]](4k牛皮纸厚硬200g】) 8k kraft paper is 200g thick and hard]](8k牛皮纸厚硬200g】) 16k kraft paper [200g]](16k 牛皮纸【200g】)

10 sheets(10张) 20 sheets(20张) 50 sheets(50张)