Beverage systems and kits and methods of using the same. A beverage system of the present disclosure includes a container configured to retain a beverage, the container having an outer wall and an internal threaded section above a non-threaded inner wall section; a threaded gasket having a threaded portion and an outer curved profile, the threaded portion configured to engage the internal threaded section of the container when coupled thereto; and a lid having an extension portion extending from a cover portion, the extension portion having a seal positioned thereon, the seal configured to engage the non-threaded inner wall section of the container when coupled thereto.

The disclosure provides an adaptive beverage container sleeve kit, comprising a sleeve for sleeving a beverage container, a positioning structure, detachably connected to a top of the sleeve and configured to bond the beverage container with different widths, wherein the positioning structure is capable of contacting at least a part of the beverage container such that when the beverage container sleeve kit is inverted. When the positioning structure is connected to the sleeve and contacts the beverage container, the user is capable of drinking a beverage from the beverage container. An adjusting structure is located in the placement cavity and arranged along the bottom end of the inner shell and has a bonding portion connected with the bottom end of the inner shell and a contact portion contacting a bottom end of the beverage container and is deformed.