An Epicurean Cool Tool in slate, 11.5" x 1.5", 1/8" thick (SKU 031-11SPREADER02). Paper composite, dual-sided. Official page lists scraping jars, spreading, scrambling eggs, stirring soup, and mixing pasta salad. Dishwasher-safe, lifetime warranty, made in USA. Specs from Epicurean's Cool Tool page. No heat rating is listed there.