8-7/8 inch (22.5 cm). This product was packaged using 20% less material. This bag is made from plastic No. 4: Low density polyethylene (LDPE). This product, when properly incinerated, produces harmless carbon dioxide and water with no ash residue. It is inert in a landfill and does not contribute to ground water contamination. No Chlorofluorocarbons (CFCs) have been used in the manufacture of this product.