Our coreless heavyweight 13 gallon tall kitchen colored trash bags are manufactured in USA of premium 1.1 mil linear low density polyethylene. They have a strong star-seal bottom and come on convenient coreless perforated rolls, 10 rolls per carton, 45 bags per roll (450 bags) with twist ties. They're available in a box of "assorted" colors or your choice of six individual colors. They're ideal for color-coding waste, recyclables and production material. Also excellent for use in offices, healthcare, restaurants and manufacturing facilities.