Costco Usii Produce Zipper Bags Zipper Bags XL Size: 25 sheets L Size: 28 sheets Reusable zip bags to keep fruits and vegetables fresh. Brand new, unused. XL size is unopened, but L size has been opened (28 sheets). Please note that the contents will be shipped without the box. Zipper bags, Ziploc bags Vegetable storage bags, storage bags