Crupper
A strap running from a harness under the base of the tail to stabilise the harness.
Definition
A Crupper is a strap in driving harness that runs from the back of a Surcingle or saddle-pad under the base of a Human Pony's Tail Set to prevent the harness from sliding forward. It is a small but functionally important element of driving gear.
Historical background
The Crupper is adapted from equestrian harness for use in Human Pony driving.
Discussion
Comfort and fit are important. Many Ponies use padded designs adapted to human anatomy.