Costco Executive Member shopping bags. COSTCO Executive Member Enrollment Benefit Shopping Bag Black XL L ※This is not a cooler bag. XL is unused. The L size has been used once or not at all. There are initial scuffs, etc. As shown in the images. Please refrain from purchasing if you are concerned. ※It will be folded and shipped via Yu-Packet Post. - Contents: 2-pack of reusable shopping bags - Sizes: X-LARGE and LARGE sizes - Brand: Costco Used only once. Since it will be folded and shipped, please refrain from purchasing if you are concerned about the creases.