(1) 100% recycled milk pack is used as a recycled pulp. In addition, "Reclaimed Barnwood Paper" with aluminum that cannot be recycled into toilet paper is also made using Korelex technology to make toilet paper. 2. This roll is a coreless roll. It saves paper core resources and does not release waste. Generously rolled for a long time and saving storage space. Also great for stock up. Prevents accidental flushing into the toilet. 3. Knurled core: The shape of the hole has been added to improve the strength and ease of peeling. You can use it every last roll without wasting waste.