Patent ID: 7290679

Claim:
A foldable air insulating system, the foldable air insulating system comprising: a cup; and a foldable air insulating sleeve configured to insulate said cup via at least a first pocket of air, said pocket of air being substantially completely enclosed by said cup and said air insulating sleeve, and said foldable air insulating sleeve comprising: a substantially tubular outer shell; a rim; an inner base; and an outer base, wherein said inner base and said outer base are connected by at least one base connection strip and wherein said inner base and said outer base are separated by an air space when the foldable air insulating sleeve is in a unfolded insulating position; wherein said substantially tubular outer shell is foldable along at least two longitudinal folds and wherein said inner base and said outer base are foldable so that said inner base and said outer base are parallel to said rim when folded and perpendicular to said rim when open and wherein said substantially tubular outer shell is foldable into a substantially flat condition; and wherein said rim of said foldable air insulating sleeve is coupled to a top rim of said cup and said inner base of said foldable insulating sleeve supports a bottom edge of said cup.