This jacket  would be suitable for just about any riding class.  The base of the jacket is black super stretch material.  The princess seams will give you a great fit.  And, the cut of the jacket  is FLATTERING to everyone.   The garment was tailored with much care.   All seams on this jacket are sewn and serged.

Measurements

Ideal Fit:  Bust 36 to 40", Waist 29 to 34", Hips 36 to 41.5"

Dress Form set as: Bust 37", Waist 31", Hips 39", Arms 24.5", Back 20.5"