Kirkland Signature Vacuum Sealing Bags – Costco Sale! by Rhonda March 30, 2024 12/8/21. © Frugal Hotspot *SALE UPDATE* 3/23/24. Costco has come out with their own Kirkland Signature Vacuum Sealing Bags and Rolls and it’s of course, offered at a great low … 0 FacebookTwitterPinterestEmail