Hefty Cinch Sak White Trash Bags, 13-Gallon (85-Pack) for $8.49 shipped. Here is a screenshot for your reference. Alternatively, Hefty Cinch Sak Black Trash Bags, 30-Gallon (55-Pack) is available for $8.49 shipped. This space-saver 13-gallon bag is made of 100% recycled paperboard and 0.9 mil thick with low density. Most places have this 85-pack trash bag for over $20.