Pato
The field is: length 180 to 220 m (196.9 to 240.6 yd), width 80 to 90 m (87 to 98 yd). The ball is made of leather, with an inflated rubber chamber and six leather handles. Its diameter is 40 cm (15.7 in) handle-to-handle.  The weight is 1050 to 1250 g (2.3 to 2.8 lbs).