Bambo Nature Baby Diapers are considered one of the very best disposable diapers in the world. Bambo Nature is certified free of “all” dangerous chemicals, not just chlorine-free. There are no phthalates, organotins (MBT, DBT, TBT), heavy metals, Cl (chlorine), HCHO (formaldehyde), colophonium, AZO-pigments, PVC, substances known as harmful to health or the environment, and any compounds listed on the SVHC (REACH Article 33)-a European Union List of Substances of Very High Concern. Bambo Nature is certified free of ALL known allergens or substances classified as locally irritating, sensitizing, carcinogenic, or mutagenic. Bambo Nature is a Trusted Partner of Healthy Child, Healthy World. Bambo Nature has earned the Nordic Swan Eco-Label and has been called the “best diaper” by ethicalconsumer.org and grist.org. The diapers are approximately 80% biodegradable and 99% compostable; All wood pulp is derived from sustainable tree farms, the manufacturer has released a Life Cycle Assessment proving a reduced amount of emissions and almost no waste. To help minimize impacts on the environment and our health the manufacturer of Bambo Nature has elected to undergo rigorous environmental inspections of their products. Bambo Nature is ultra premium: incredibly soft, highly absorbent, completely breathable. Bambo Nature effectively absorbs heavy wetters the entire night. Say goodbye to “blow outs”! Diapers are specially designed to avoid irritating the skin and causing rash. Bambo Size 0 Premature fit babies from 2.2 to 6 pounds. But most moms and dads will tell you that you can use this product until your baby is 8 or 9 pounds. You may also consider purchasing the Premature Size right after the birth of your child, because the waistline is lower, thus the diaper never touches the sensitive umbilical cord site.