A. DURABLE CONSTRUCTION
Superfeet insoles keep their shape, delivering reliable support and comfort for up to 12 months or 500 miles, whichever comes first 

B. HIGH-IMPACT FOAM LAYER
The closed-cell foam supports and cushions the foot so you can keep taking runs while others are back in the lodge 

C. DEEP HEEL CUP
Features a deep, narrow heel cup that helps absorb shock and position the foot in the boot for a smoother, more comfortable ride 

D. SUPERFEET® SHAPE
The signature Superfeet shape helps stabilize and support the foot, which can help reduce stress on feet, ankles and knees 

E. RESPONSIVE TEMPERATURE CONTROL
Top cover treated with Outlast® Adaptive Comfort® to absorb, store and release warmth 

F. THERMAL LAYER
All natural coating that eliminates odor-causing bacteria 

G. FOIL FOREFOOT
A light-but-durable insulating foil deflects cold away from the forefoot 

H. ORGANIC, ODOR-CONTROL COATING
All natural coating that eliminates odor-causing bacteria 

I. STABILIZER CAP
Acts as the base of the insole that supports the rearfoot and provides structure and stability to the foam layer