Patent ID: 8720680

Claim:
A container system for mixing two or more substances comprising: (a) a main container for holding one or more first substances, said main container including a neck which has a lip defining an upper opening, said neck including at least one inwardly extending shoulder formed adjacent to said lip; (b) a removable liner attached to said lip; (c) a cup for holding one or more second substances, said cup including an upper portion and a lower portion, said upper portion and said lower portion having one or more apertures formed therebetween; (d) a first sealing means removably securable to said main container; and (e) a second sealing means removably securable to said cup; wherein said cup is supported on said at least one inwardly extending shoulder; wherein said neck and said lower portion have a void formed therebetween; wherein during mixing, said one or more second substances and said one or more first substances flow through said apertures and said void.