Sil-Mat Dual-sided silicone mat fits full size pan. Professional, double-sided silicone baking and cooking mat lasts for up to 4000 uses. Saves time and money while reducing waste replaces parchment paper. Withstands temperature extremes of -40 to 500 degrees F. NSF Certified. Measures 24-1/2″ length by 16-1/2″ width.