A polyester (“plastic”) house ball, having large, loose-fitting, non-custom finger and thumb holes in a ‘’conventional grip’’ (fingers insert to the second knuckle, so the thumb hole is relatively close to the finger holes).
<a href="//commons.wikimedia.org/wiki/User:RCraig09" title="User:RCraig09">RCraig09</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>