This draining rack is made of high quality plastic and premium stainless steel tubes which can adjust the rack smoothly. It has better resistance to rust, corrosion and scratch. The thicker, strong support rod helps to avoid deformations and bends while heavy dishes are kept. This dish drainer thanks to the smart expendable design,it can suitable for for different size kitchen countertop space. When extended,it is a large capacity for plates,bowls, cups and pans. When closed,it's easy to store without occupy much space,compact enough. Our expandable drying rack not only just fit to storing plates but also suitable for bowls,mugs and have extra utensil holder. The whole drainer rack can hold up to more than 10 plates,30 tablewares,6 mugs,and 6 bowls.