Premium PVC / polyester fabric. Designed to fit Broil King gas grills:

64" x 23" x 45.5". Fits the following: Baron 500 Series, Signet Series ( Prior to 2013 ), Signet 20 ( 2013 to 2015 ), Sovereign 20,70,90 ( Prior to 2013 ), Crown 20, 40 (After 2012 )