ThinLine English Full Shim Trim to Fit


Solve all your saddle fit issues with these versatile shock-absorbing shims.


English Trim to Fit saddle fitting shims. Made of the same shock-absorbing, comfort foam found on ThinLine's saddle pads. In addition to creating perfect saddle fit it also protects your horses back and improves comfort for horses and riders.

These English Trim to Fit saddle fitting shims are available in two thicknesses.

ThinLine Plus+ is 1/4" (6.4mm) thick.

ThinLine is 3/16" is (4.8mm) thin.

No Expiration Date!

Unlike closed-cell foam and wool, ThinLine never compresses or deteriorates. The shims you buy today will last you a lifetime!

ThinLine's Trim to Fit Saddle Fitting shims are SOLD IN PAIRS and offer guidelines.

It only takes a simple pair of scissors or box blade to trim to fit. Shims come with scoring marks as a guide for you to create Front, bridging or rear saddle fit shims.

Download the Bridle2Fit Sizing guide to help make your custom-fitted bridle selections. 

Download PDF here