A high quality PVC was chosen to make our giant bowling set. A big hit to your party and really impressed. Ball nail: φ15 69cm/φ5.91 H27.17in, 0.125kg/0.28lb. The product contains: 6 ball spikes, 1 ball, 1 air pump (large product styles may be different), 2 repair stickers, 1 manual.
eBay