This is a 2015 Panini Excalibur Bobby Portis Knight School Material RC sports trading card. It features a piece of player worn material from Portis' time at Knight School.. The card is an original and was manufactured by Panini. It is a basketball card and is part of the 2015 season. The card number and card name are not specified. The team is the New York Knicks and the franchise is basketball.