We strive to offer quality kitchen products and cooking tools at competitive prices. 1/2 Our Silicone Flower Sink Stopper in Green is a perfect example. This fun and colorful silicone drain stopper creates a strong water-tight seal for kitchen and utility sinks. Safe for water temperatures up to 500 degrees Fahrenheit or 260 degrees Celsius. Measures 6-inches by 6-inches by three-quarter-inches tall. Dishwasher safe. When all the right people, and ingredients, kitchen tools, and food come together, we call this The Art of Gathering.