Suction Cups Doesn't Work Well On Natural Material, Like Stone, Cement, Granite, Silgranit, and Marble etc.. Or Surface has rough texture. Kitchen Sink Basket Holds Sponge, Scrubber, Scouring Pad, Drain Stopper, And More! Great For Kitchen, Workplace, Bathroom, Craft Room, Classroom, Or Office Sinks Overall Size 7.48" X 3.3" X 2.75"; SPONGES & BRUSH NOT INCLUDED 304 Stainless Steel Construction Is Rust Proof And Matches Any Decor Dual Plastic suction Cups Easily Stick To Smooth Surfaces For Convenient Drainage, Solid Structure, Solid Weight