Tenpins. (a) Ball. Material: wood. Size: 1 3/4" diameter. Description: red painted ball. (b) Ball. Material: wood. Size: 1 3/4" diameter. Description: blue painted ball. (c-l) Pins. Material: wood. Description: 7/8" W. diameter at base x 3 3/4" H. Description: natural wood - varnished - ten in set.