The heel counter utilizes a rigid yet lightweight polymer, securing the rearfoot without restricting Achilles tendon movement, vintage running shoes.
The Primus Lite Knit??s flexible knit upper, made with recycled plastics, adds even more mobility and agility to the beloved Primus Lite. The same 2mm Primus outsole, with an Active Ortholite Performance Insole made of 98% recycled PU foam, makes it perfect for active lifestyles and controlled workouts.Provides excellent ground feel without sacrificing protection, ideal for technical trails, on running cloudsurfer 6 shoes.