Twice as thick as our slip-in insoles, the cushion protects against stress on the heel, such as fitness walking. COMFORTS, CUSHIONS & ABSORBS shock to the heel. SPENCO Footcare Products won't ""bottom out"", a term used to describe the condition when an insole product has lost all or most of its cushioning or shock absorption properties. Long-lasting comfort and cushioning,superior quality. Helps prevent blisters and calluses. Cushions and absorbs shock better.
Spenco model #42-168