Set of 15 foosballs: 5 Black/White engraved soccer style. 5 white smooth and 5 yellow smooth * Black/White engraved soccer style foosball is 1.4" diameter and weighs 25 grams (0.9 oz) * White and yellow foosballs are 1.37" diameter and weigh 20 grams (0.7 oz) * These foosballs work in most foosball tables