Equifit UltraWool™ Thin ImpacTeq® Half Pad with ShimsThin ImpacTeq Half Pads with Shims were designed with input from top riders & professional saddle fitters. The ImpacTeq construction provides a unique combination of comfort & protection for your horses back, & our shims allow for an individualized fit for each horse. This shimmable half pad is an outstanding solution for correcting saddle fit, for riders who use one saddle on multiple horses, & for any horse whose back is changing such as young