This is a lunch bag with a polar bear pattern. It has a four-layer insulated sheet and is washable. Great for carrying not only lunch boxes but also drinks and easily melted snacks! ■ We recommend using a net when washing. Also, please refrain from using a dryer. When ironing the insulated sheet, use a pressing cloth and iron on low heat. 【Size】 Height → 20cm Width → Entrance 28cm, Bottom 18cm Gusset → 10cm 【Fabric】 Outer: Cotton Inner: Heat-retaining and cold-insulating aluminum sheet String: Acrylic string Lunch box size in the image: Approx. 16cm x 8cm x 8cm This is handmade.