Patent ID: 6901847

Claim:
A container, comprising: a body having a receiving space therein, and a first opening and a second opening at opposite sides of the receiving space, wherein the first opening is on a top of the body and the second opening is on a bottom of the body in a normal condition and the first opening has a diameter smaller than that of the second opening; a first cap detachably secured to the body to close the first opening, wherein on an interior side of the first cap has a first inner threaded section, a pad, which is made of a soft material for waterproof, a disk having a post and an aperture and a second inner threaded section, and a filter cup detachably mounted in the receiving space of the body adjacent to the second opening, wherein the filter cup has an opening facing the second opening of the body and a protrusion on an exterior surface thereof to position the filter cup at the second opening of the body.