Staples offers the Glad Tall Kitchen Drawstring 13-Gallon Bag 100-Pack
. Choose free ship-to-store pickup
to avoid the $9.95 shipping charge. That's $0.10 per bag and $5 under the best price we could find for this quantity via pickup elsewhere. (It's also $11 less than the lowest total price we could find for these shipped.) Sales tax is added where applicable. These bags feature a drawstring closer.
Of note, the Kirkland Signature 13-Gallon Trash Bags 200-Count is available for $15.78 at your local Costco. (Membership is required.) That's $0.08 per bag and the lowest total price we could find.