T Party Sky Blue & Beige Tie Dye Long Sleeve One Piece Short New Romper T-Party Tie Dye Romper MADE IN U.S.A. 100% RAYON SMALL - UNDERARM TO UNDERARM IS ABOUT 16 INCHES ACROSS. MEDIUM - UNDERARM TO UNDERARM IS ABOUT 17 INCHES ACROSS. LARGE - UNDERARM TO UNDERARM IS ABOUT 18 INCHES ACROSS.