※ Changed to a set of 2! This is an eco-bag that was a novelty item from Donguri Republic. It can be folded up and expanded when used. When folded, it's a square shape with sides of about 8 cm each. When expanded, the bag part is about 20 cm on each side. It's made of polyester. There were two types, and this is a set of two: yellow-based and light green-based. Please purchase only if you can accept the condition as it has been stored at home. Please do not negotiate the price or ask about the lowest price.