This is a travel set made from water-repellent fabric. Sizes (cm): Large: 45 x 45 - For clothes, towels, etc. Medium: 40 x 35 - With an outer pocket, for bath items, etc. Small: 25 x 17 - For small items like toothbrush sets, etc. This was made and sold for travel use by junior high and elementary school students, etc. The medium size, which is difficult to see in the photo, has an outer pocket and is a drawstring bag with a handle. For those who understand handmade items, thank you.