These heavy stirrups are made of brass or bronze.
They have solid oval bases with raised lips.
They are decorated with cloisonne enamelwork, a dark blue background with red, white, yellow & blue flowers and green leaves.
I cannot find any maker's marks or stamps.
Dimensions : Width 4⅞" (12.5cm), height 5½" (14cm), depth of tread 4⅜" (11cm)
Weight : 2.14kg (4lb 12oz)
Ref : stirrup320