Founded in Solingen Germany by Artur Schmitz in 1923, the story of Kuchenprofi is one of diligence, innovation and refinement. Early on, Kuchenprofi realized the need for affordable functional tools that make the kitchen more efficient and more enjoyable. The name of Kuchenprofi reflects strength, quality and functionality demanded by chefs around the world. Kuchenprofi made for professionals, now available to anyone passionate about cooking. For perfectly brewed tea or perfectly cooked eggs, rely on this classic set of Three Sand Timers from Kuchenprofi. Color-coding tells the exact time: Green for 3-minute, Black for 5-minute and Red for 7-minute. Each works like a mini-hour glass - turn upside down and when the sand drains to the bottom, time"s up. Wipe clean. Each, 3-inch H by -3/4-inch Diam.