The Drew Barrymore Show Instagrammed THIS photo.
Her blouse is the Givenchy Chain-Trimmed Silk Blouse. Buy it here: SAKS FIFTH AVENUE and FARFETCH
Her pants are the Ralph & Russo Cropped checked wool-drill wide-leg pants. Buy them here: NET-A-PORTER
Drew Barrymore's black chain detail blouse and plaid culottes from The Drew Barrymore Show