Primus Lite 3.5 (Men's) flats the Adapt Runner features a

the Adapt Runner features a wide toe box and a zero-drop sole for a natural foot position

cushioned platform now features our updated ZipFoam™ midsole for an even softer

The sole’s raised lugs provide great grip and total stability

primal movement

Tread Depth: 4mm

Primus Lite 3.5 (Men's) flats the Adapt Runner features aThe Primus Lite 3. 5 is Vivobarefoot's original training all rounder, reimagined with a new upper to get them closer to circularity. Made for moving naturally and building natural strength during runs and wide ranging training disciplines, its perfect for experienced barefoot cross trainers and those new to barefoot performance.