Vivobarefoot Ra IV Mens Obsidian Size:45 This smart thermal layer responds

This smart thermal layer responds to the naturally changing temperatures of your feet

Runs true to size

This time we have also thought of the men

Strengthening the foot

Vivobarefoot Ra IV Mens Obsidian Size:45 This smart thermal layer respondsChallenge what's normal, follow what's natural. The Ra IV is a classic men's Oxford, reimagined with barefoot soul for strong, free feet. Smart on top, wild below. FOLLOW NATURE, NOT TRADITION THE NATURAL, WILD HIDE LEATHER OXFORD THAT BLURS WORK AND PLAY CORK & RECYCLED PU INSOLE The Everyday Cork & Recycled PU insole is made from recycled PU, topped with a layer of naturally antibacterial cork. TOUGH RUBBER COMPOUND Strong, non marking rubber