The Motus Strength II features an updated knitted tongue construction for an enhanced range of fit

durable and flexible for varied hardpack trail adventures – made with recycled

seamless construction

The Ultra II is barefoot amphibious footwear for little explorers

so you can move with sure steps and full feeling

Primus Trail Flow Mid Womens Dark Shadow Womens Accessories The Motus Strength II featuresSay an on the go hello to the new Primus Trail Flow Mid: the dynamic barefoot boot for the fast hiker in you. Our most lightweight trail profile yet is built for fast, natural trail movement without compromising grip or feeling.