The outer waterproofness of kraft paper bubble bags is not as good as bubble bags made of other materials, but the Kraft paper bubble bag is more environmentally friendly and the paper appearance is more textured.Kraft paper bubble bags are basically available in three colors: yellow, white, and natural. The outer layer is easy to write on and can be labeled. Compared with traditional packaging boxes and small cartons, kraft paper bubble bags are lighter and can generally save 40% of packaging and mailing costs.