Vivobarefoot Primus Sport IV Preschool Deep Ocean Trail Running This smart thermal layer responds

This smart thermal layer responds to the naturally changing temperatures of your feet

These barefoot sports shoes are perfect for all active people who love to walk barefoot

Feet stay insulated with a thermal lining

and natural dynamics

Everything you need

Vivobarefoot Primus Sport IV Preschool Deep Ocean Trail Running This smart thermal layer respondsFrom playground to trails and everywhere between Busy feet, happy kids Sweaty, stuffy feet? Not a chance. The Primus Sport IV keeps things cool with an easy, breezy mesh upper. Velcro straps on smaller sizes make getting ready fuss free, while older kids can slip them on solo thanks to the clever tongue design. With a grippy, go anywhere sole, your young explorer is free to run, climb and discover the world without slowing down. Urban: Stripped back