Anti-fatigue rocker bottom promotes forward foot motion for shock absorption and energy return

Synthetic Sole

Sole Material:Thermoplastic Rubber

and the detachable insole

X-TENSA INVISIBLE TECHNOLOGY links the sole unit to the laces via internal enforcement

SMARTWOOL Everyday Diamond Jim WOMEN'S USE_OUTDOOR Anti-fatigue rocker bottom promotes forwardAdd an extra layer of comfort to your everyday routine with the Everyday Diamond Jim Crew Socks. With a "stay put" fit, enhanced durability, and a Virtually Seamless toe for extra comfort, these Merino crew socks are the perfect way to stay warm and cozy all day, every day. Description Sock Height: Crew Sock Cushion: Light Cushion Secure fit for all day comfort Versatile durability Comfort welt with stay put fit Virtually Seamless toe for enhanced