Spenco RX Clinically Designed—Doctor Recommended. At the heart of every Spenco RX Product is a unique SpenCore Layer—a precision engineered material that absorbs shock, reduces shear and friction and improves overall foot comfort. All Spenco RX Insoles are unconditionally guaranteed for one year.

Thick SpenCore Comfort

Thick, soft pads cushion and protect the heel from impact and stress.