ASSETS Red Hot Label by SPANX camisole, size L/G (Large/Grande). The label also provides sizing information for various regions including EUR, UK/AU, FR, IT, CN, JP, and KR. The RN number, RN112121, is a registered identification number for Spanx. The ASSETS Red Hot Label line from Spanx is designed to provide different levels of smoothing and shaping, ranging from medium to ultra-control shaping.