Superior Grip: With a lovely rubber sole

avoid tumble drying

essential for a true barefoot experience

Without harmful chemicals

Insole: 100% RPET

Vivobarefoot Primus Trail II FG Mens – Obsidian Size:42 Superior Grip: With a lovelyA trail shoe with a good balance between comfort, protection and durability. Ideal for trail running, adventure and outdoor activities. A minimalist shoe that allows your feet to breathe. Good grip and good protection : Good for varied terrain thanks to the Firm Ground outsole, which has a 2. 5 mm base and 4 mm studs. The knobby curve provides grip on technical terrain. Environmentally conscious materials : Produced in part from recycled plastic