The wire frame helps maintain its shape. This bag has excellent insulation and cooling properties. It's perfect for carrying lunches or for shopping! Size: 28cm x 16cm x 11.5cm Material: Polyester, Aluminum sheet JAN: 4937122045427 Although it's a new, unused item with tags, it's a foreign product that was displayed in stores without any packaging. Please refrain from purchasing if you are particular about minor imperfections that do not affect its use. It will be simply packaged due to its thickness. *Please refrain from price reductions and holds. I'm also selling items from various genres. Many character goods are on sale!! Search for "Character Shop Tarafuku" ⊂('ω'⊂ )))Σ≡GO!! Please be sure to read my profile. (box84) 2s