Shadow cabinet. the shadow cabinet is a hand-made contemporary sideboard playing with the concept of optical illusion with traditional crafted materials.. The cabinet of the united kingdom is the collective decision-making body of her majesty's government of the united kingdom, cabinet meetings are usually held in the cabinet room of 10 downing street, is led by the shadow cabinet, supported by numerous junior opposition frontbenchers.. Shadow cabinet p r o d u c t d e t a i l s year of design 2015 dimensions h 60cm x d 49cm x l 160cm / h 23