this invention is susceptible of embodiments in many different forms there is shown in the drawings and will herein be described in detail a preferred embodiment of the invention with the understanding that the present disclosure is to be considered as an exemplification of the principles of the invention and is not intended to limit the broad aspect of the invention to embodiments illustrated referring to fig1 9 there is illustrated several embodiments of a sink strainer generally designated by the numeral 10 the strainer 10 of the embodiment shown in fig1 5 includes a strainer portion 12 having a cupped configuration defined by first and second opposing surfaces 17 19 respectively an annular flange 14 and a center post 16 the strainer portion 12 is comprised of a plurality of apertures 18 sized to allow liquid such as water to flow through the openings while trapping solid material such as food waste against the first surface 17 the apertures 18 may be of equal or varied size and may be of any desired shape such as for example slots circles triangles combinations and the like the strainer portion 12 is comprised of a flexible material to allow inversion of the cupped configuration as shown in fig5 the material is preferably elastomeric including natural and synthetic materials as shown in fig1 and 5 the post 16 is positioned at and attached to the center of the first surface 17 the post 16 is configured to extend a suitable distance from the first surface.