The product is a 2024 Topps UFC Knockout Jumbo Fight Mat Relic Auto card featuring Zhang Weili, signed by the athlete himself. This limited edition card is numbered out of 199 and includes a piece of the actual fight mat used in the Ultimate Fighting Championship (UFC). Authenticated by Topps, this original sports trading card is a valuable collectible for fans of mixed martial arts (MMA) and supporters of Zhang Weili. A must-have for any serious trading card collector looking to add a unique and rare piece to their collection.