Slip into the knitted sock of the Primus Lite Knit Natural - now created with a 59% Tencel

it’s ideal for warmer days while still offering protection from the elements

The 3mm insole will add additional insulation for your foot

and resilience for pain-free walking and daily activity

Made from materials that are free from animal products and meet the Vivobarefoot vegan definition

Performance Insole Mens Obsidian SUM23 Slip into the knitted sockReplacement barefoot insole for all VIVOBAREFOOT shoe styles. The 3mm insole will add additional insulation for your foot. Keep your feet warm while running, walking, hiking, climbing or on the trail. Vegan Animal Free Made from materials that are free from animal products and meet the Vivobarefoot vegan definition.