【MATERIALS】Stadux Kitchen Sink Strainer is made of high quality stainless steel sink,It’s thickened and more durable 【SIZE】With outside diameter 84mm,It is suitable for the sink diameter84-86.3mm 【DESIGN】Designed in smooth shape with small holes, it can filter waste effectively but let water flow 【NOTE】Before purchase, please make sure that your sink size is consistent with this strainer plug-84mm 60 days if you have any question,please contact with us & Within 24 hours response