Kim Kardashian sizzled in new underwear snaps which she took in her gigantic bathroom.The KUWTK star stripped down to underwear from her SKIMS line, showing off her incredible figure in the process. Mum-of-four Kim modelled red and black two piece sets from her own brand, as she slicked her dark hair back into a long braid.The 40 year old captioned her post: “JUST DROPPED: @SKIMS JELLY SHEER.