Trash bag insert

Claim 1

An insert for holding open and supporting in a general upright position a trash bag not capable of self-support, said insert comprising a generally rectangular member which is rollable under pressure upon itself for fitting within the trash bag and having resiliency characteristics and a thickness to resist such rolling with opposing outer edges of said insert being free to allow rolling and unrolling of said insert such that upon releasing the pressure, said member springs open and automatically unrolls in a generally circular configuration until restrained by the bag, thereby holding the bag open and supported in a generally upright position, said insert having a plurality of bottom edge serrations providing generally triangular bottom portions foldable inwardly to form a bottom end of said insert, said bottom portions being free of one another such that said bottom end is adjustable with unrolling of said insert to the size of the bag.