REAL CALIFORNIA MILK Mini Insulated Bag Costco Size: Approximately 22cm x 15cm x 16cm (height) Please understand that there may be slight variations. Non-woven fabric This is a mini insulated bag that came with a cheese set at Costco. I think it's convenient for lunches or small shopping trips. It will be shipped via Nekopos or Yu-packet Post. Please purchase with the understanding that this is a novelty item and has been stored at home.