Abstract: A cap. The cap comprises an outer cover, an inner cover, an inner container, and a base. The outer cover comprises an outer cover top and an outer cover body protruding from the outer cover top, and the outer cover top and the outer cover body form an inner cavity. The inner cover is set in the inner cavity of said outer cover, and a first female thread is set on the inner circumference of the inner cover body; a first male thread is set on the outer circumference of the inner container body, the first male thread matching the first female thread. The base comprises a base top and a base body protruding from the base top, a second female thread is set on the inner circumference of the base body, and the base top is connected to the inner container bottom of the inner container.

Abstract: A cap and a package having the cap are disclosed. Said cap comprises an outer cover (1), an inner cover (2), an inner container (3) and a base (4). Said outer cover (1) comprises an outer cover top and an outer cover body protruding from the outer cover top, and said outer cover top and said outer cover body form an inner cavity; said inner cover (2) is set in the inner cavity of said outer cover, and a first female thread (101) is set on the inner circumference of said inner cover body; a first male thread (102) is set on the outer circumference of said inner container body, and said first male thread matches said first female thread; said base (4) comprises a base top and a base body protruding from the base top; a second female thread (103) is set on the inner circumference of said base body, and said base top is connected to the inner container bottom of the inner container. The cap is small and exquisite in appearance and is fashionable.