This heat resistant trivet set is made from food grade silicone which can be used in the microwave, oven, or freezer. You can either hand wash them or toss them in the dishwasher. Since they are premium trivet pads, it won’t absorb smells or odors, won’t develop molds and mildew, and are temperature-resistant from -105F to 446F.Reviews: 2.3KRubber Feet, Plastic Feet, Ferrules, Square Rubber Feet …https://www.sinclair-rush.co.uk/categories/rubber-plastic-feetRubber feet, plastic feet, replacement chair feet & table feet, adjustable feet, tilt glides, stick on discs, plastic ferrules and more. Sinclair & Rush stock a very large range of furniture feet to suit all applications – many sizes and styles available for free next-day delivery. Global Manufacturer of Rubber and Plastic Feet since 1950.