Set of 3 mats - 11-5/8 x 16-1/2" (2 pcs. for half-size pan - 13" x 18") & 7-7/8" x 10-13/16" (1 pc. for Toaster Oven, fits 8" x 11" pan). FDA and LFGB compliant.<br />Made from high quality food grade silicone and fiberglass, non-toxic<br />Gives your baking pan a non-stick surface, no abnormal odor<br />Easy to clean and store<br />Temperature resistant from -40ºC to 250ºC (-40ºF to 480ºF)