The wide gusset makes it perfect for buying lunch! Great for buying multiple 500ml plastic bottles too ♡ And for buying a few snacks ♡ Size ~When laid flat~ Length (total) 42cm (Bag part) 28cm Width 24cm ~When in use~ Height (bag part) 20cm Gusset 18cm *Dimensions are approximate. Bag part → Cotton linen blend fabric (thin, like a handkerchief) Handle part → Cotton fabric (thin, like a handkerchief) No lining. Edge treatment → French seam. Since it's a single-layer construction, it won't take up much space in your bag. This is a handmade item. We strive for careful sewing, but it is not perfect. There may be areas with backstitching, slight distortions, or uneven dyeing in the fabric itself. Please understand and accept this before considering a purchase. It will be folded for shipping. Thank you for your understanding. We hope you have a wonderful experience, Eco bag Lunch bag