Build A Bear Sly Fox Plush 2021 Online Exclusive Rare Retired W/sound Box VIDEO The Build-A-Bear Sly Fox Plush 2021 Online Exclusive is a rare and retired plush bear with a unique orange color and black eyes. Manufactured by Build-A-Bear Workshop, this limited edition bear comes with a sound box that plays a special video. Made of plush material, this bear is a must-have for collectors or anyone looking to add a special and rare piece to their collection.