Bogg Bag Stanley, Owala, Brumate, Trek Cup HolderTake your Bogg Bag, Simple Modern Getaway or Simply Southern Large Tote Bag to the next level with a cup holder that fits Stanley Tumblers. The cup holder is made from high quality plastic and is attached to a bag by fitting into a rubber bag hole just like charms. Available in size 40 oz and 30 oz for the Bogg original, baby and bitty bag, Simply Southern Large Tote, Simple Modern Getaway Large and Medium Bags. Does not work with knock off bags as