Womens Zimmerli Attitude Tank Top Made in Switzerland with Luxury Cotton. Called Dimension 50, this is a revolutionary jersey made on the first machine in the world with an awesome 50-spacing. Attitude! also sets new standards in optical appearance with a super-smooth surface and a knit-structure which, due to the fineness, is barely visible. The expression "microtouch" takes on a completely new meaning. A Genuine Zimmerli of Switzerland Original Made In The Traditional Swiss Quality. For greatest longevity: Wash Cold and Hang Dry.