... ,250gsm, 280gsm, 300gsm, 350gsm, 400gsm,450gsmInner packing: Kraft paper with filter film 80g-120g, 250pcs/pack150g-230g, 125pcs/pack250g-400g ... , 100pcs/packOuter packing: Wooden cardboard with height of 1.0mm-1.5mm Another packing:Three layers ... of 100g kraft paper 3" cylinder core, outer diameter: 1.0mm-1.5mmWoven bagstrips Album back of black paper