Probably 7-8 years old. Has had some wear and tear, why the price is what it is. They cost $5000 brand new. It is still functional and comes with all the inserts.

From Website:

Schleese helps horses and riders worldwide with the design, manufacture, and distribution of innovative, infinitely adjustable, gender-specific saddles with an emphasis on saddles for women. All products and services (including equine accessories and saddle fitting) ensure optimal well-being and comfort for both horse and rider, protecting both from long-term back damage due to ill-fitting saddles