Amazon.com : X Home 60-inch Grill Cover for Weber Genesis 310/330, Rec Tec RT-700, Genesis II 315/335, Charbroil, Nexgrill, Brinkmann, Broil King and More 3-5 Burner BBQ Grill, Universal 56-60" Gas Grill :
New Weber BBQ Cover 7130 Genesis Genesis II and Genesis II LX Grill 300 Series 77924049606 | eBay
Weber Genesis 300 63-in W x 43.4-in H Black Gas Grill Cover in the Grill Covers department at Lowes.com