To provide a shopping bag capable of reducing time required for shopping by putting registered goods in, by sewing down several bottom plates rectangular to a handle to enable the bag to be folded into a small size.

This shopping bag is made by sewing down bottom plates 2 to divide the bottom to be folded into a small size rectangularly to the handle at several places. When registered goods are to be put into another basket at a super market, this shopping bag for shopping at a super market is put into the basket and the registered goods are asked to be put directly into the shopping bag to eliminate to transport the goods into the shopping bag again and to allow a user to directly bring back. Thereby it becomes needless to transfer goods from a basket to the bag to finish shopping in a reduced time, and since the bag has a bottom plate 2, the goods are prevented from damaging and being mixed up.