The Five Ten 5.10 Kestrel Boa men's bike shoes are designed for mountain biking. These Five Ten 5.10 Kestrel Boa boots are suitable for trail and wild descents. They have the strongest midsole, are compatible with two-bolt pedals and have the BOA® Fit lacing system. * upper is made with seamless coverage * upper material: synthetic/textile * upper contains at least 50% recycled yarn * BOA® Fit lacing system with micro-adjustment and velcro straps * reinforced toe and wear-resistant cover layers increase the overall life of the shoe * anti-slip heel * Stealth Marathon rubber sole * Stealth Marathon rubber patch on the sole behind the pedal part gives you optimal grip on the pedals even without a clip * bike shoes, MTB shoes