Commercial Grade Premium Non Stick Silicone Baking Mat Set 2Pk - Free Lifetime Guarantee - Rigorously Certified By FDA, SGS, LFGB - Proven Non Stick Surface Makes Baking Easy With No Scraping- Large Half Sheet 16 1/2 in. X 11 5/8 in. Liner - Professional Food Grade Silicone Is Flexible And Oven Safe - Super Easy To Clean And Maintain - Silicone Baking Mat Sets Are Rigorously Tested To Last For At Least 2000 Uses