Urnex Rinza 33.6 oz Cappuccino Wand CleanerUrnex Rinza 32 oz Cappuccino Wand Cleaner Urnex's liquid cleaning agent works hard to keep your milk frothing device sanitary and properly performing. Milk protein build up is no match for Rinza from Urnex. Rinza will clean not only traditional steam wands, but also stainless steel pitchers and automatic frothing devices. Help prevent the #1 cause of steam wand malfunction: clogs from milk residue. One 4 oz bottle (good for up to five uses).