1.[Upgrade Superior Material]Over the sink colander made of food grade SUS 304 stainless steel , durable,rust-proof and corrosion-resistant; With thickened material , bearing up to 450 pounds and not to deformed; Compared to ordinary plastic/silicone sink baskets,it has stronger load-bearing capacity and no easy to broken, life of up to 10 years;In addition,it has excellent heat resistance and can be directly heated, more practical. 2.[Collapsible over the sink colander]Adopting a humanized modern design, ly adjusted from 13.5 'to 17.3', saving space during use and suitable for different sizes of sinks. The handles on both sides are widened to easily grip the sink without falling off, with good stability and easy movement; 3.[4 in1 Multipurpose Sink Colander]4-in-1 over sink colander can not only used to wash fruits or vegetables, also used to dry dishes, vegetables, pasta, etc; In addition, easy to store miscellaneous items when don't use it to make the desktop look cleaner; Due to the diameter of the hole is only 0.25 inches at most, so this basket can't be used for rice, quinoa, and most small grains. 4.[Quick Draining]The 304 stainless steel sink strainer basket drains third as fast as plastic strainers and colanders , and the pore distribution is uniform, allowing for quick drainage of water and improving cooking efficiency; Strong load-bearing capacity, can be used to dry or store a large number of dishes.