Slip into the knitted sock of the Primus Lite Knit Natural - now created with a 92% Tencel(TM), 7% Hotmelt and 1% Roica upper - and instantly feel the benefit of fit. This super-flexible update to our beloved barefoot performance trainer is still just as ready to move however you train, just more natural. PRIMUS OUTSOLE Get as close to the ground as possible. Cork & recycled PU insole The Everyday Cork & recycled PU insole is made from recycled polyurethane, topped with a layer of naturally antibacterial cork. WEIGHT Based on a single shoe in Men&';s size: EU 42 | UK 8 | US 9 256g