On Running Merino Ultra Sock Colour:Black and durability for high-performance training

and durability for high-performance training

Strength and Sustainability: Built to endure longer runs with no weak points

Weight: 275g

you’ll also be ready to take off into the nature

can be tilted up and down

On Running Merino Ultra Sock Colour:Black and durability for high-performance trainingOn Running's first dedicated trail running sock with a high tech ergonomic construction for max comfort and protection. Made from merino wool and recycled nylon Open mesh channels for ventilation Anti slip underfoot tech Support on arch and upper heel Reflective yarn on cuff Ergonomic toe construction Zonal terry cushioning Merino wool helps regulate heat