3L - 11 X 18 X 18" APPROX. (Generic sizing allows bags to be used in more than one bin size/shape). Bag Strength. Bag Thickness (Gauge, ga). 30L - 13 X 23 X 30" APPROX. Food, Soiled Nappies, Sanitary Waste, Heavy Plastic, Cardboard, Tins/Cans, Glass (Wrapped if Broken).