Bring your Tervis Kansas City Royals 30 oz All Over Stainless-Steel Tumbler to the next local softball game, so you can sip on some coffee and enjoy the game without worrying about spillage or your beverage losing heat. The tumbler is constructed with 18/8 stainless steel that is lined with premium grade copper and is BPA free. Double-wall vacuum insulation keeps liquids at the desired temperature. Find more Royals accessories at Academy.com.