Kim Kardashian West and her 7-year-old daughter, North West, are twinning in a new campaign for her undergarment and loungewear label, SKIMS.Looking warm and fuzzy in cozy, grey outfits and matching slippers, the mother-daughter duo cuddled up for a fun photo shoot, with Kim sharing some of the snaps on her social media on Monday.In one photo, North adorably kneels while peeking through laughing Kim’s legs.Another snap showed just how big North West — who is Kim and husband Kanye West’s eldest