Wocuz 24-piece Cake Decoration Tips, Stainless Steel Tips, for Pastry Icing Cup Cake, Reusable Storage Case 24 stainless steel tips Strong, durable, stainless steel, corrosion resistant, reusable, non-stick, tasteless & non-toxic, easy to clean and dishwasher safe Reusable plastic couplers are easy to switch quickly from one tip to another tip Reusable plastic couplers are easy to switch quickly from one tip to another tip