Patent attributes
An insulated container is described. The insulated container includes a double-walled structure having a closed end, an open end, and a side wall extending between the closed and open ends. The side wall and the closed end of the insulated container together form a hollow interior. A glass structure may be arranged within the hollow interior. The glass structure includes a body having an open upper end and a base end, and a sipping portion extending from the upper end. The sipping portion may include a sipping end and a shoulder end spaced apart from the sipping end. The sipping portion protrudes from the open end of the double-walled structure. A collar is positioned over the sipping portion of the glass structure thereby forming a sipping surface.