Amazon.com offers the Duck Brand Bubble Wrap Protective Packaging 30-Foot Roll for $4.37. Order via Subscribe & Save and it drops to $3.71 with free shipping. That's tied with our February mention and the lowest total price we could find for any bubble wrap cushioning material roll this size by $6. This 12"-wide roll features perforated segments.

Of note, be sure to cancel Subscribe & Save after your order ships, or else you'll be billed for subsequent shipments.