Used a few times. There are stains in two places on the backpack, so please check the photos. Thank you for your understanding before purchasing. Capacity: 4L Size: W19 x H26 x D9cm Retail price: 7020 yen No name is written inside. This is a lightweight and simple 4-liter capacity backpack. It is just the right weight and size for excursions to nursery school or kindergarten. It has mesh pockets on the sides. I will ship it folded small, so thank you for your understanding.