Run every day on hard, dry, and rocky trails in TRAILFLY, a new shoe that’s perfect for training runs and longer trail races.TRAILFLY’s 4mm rubber studs are ideal for gripping rocks and hard, dry ground. These durable studs are positioned to make the shoe faster, helping you push off on your toes and brake faster on your heel. The GRAPHENE-GRIP rubber outsole has also been improved over previous models to provide better grip on wet surfaces.The all-new TRAILFLY anatomical shape adapts to the natural shape of your foot, locking down your heel and expanding at the toe for a secure, comfortable feel. TRAILFLY has a thicker foam wedge than its faster cousin, the TRAILFLY SPEED. This extra cushioning helps you run further and feel fresher for longer, while still maintaining the ground feel you need for technical terrain.A flexible META-SHANK sole plate protects you from painful sharp rocks and tree roots underfoot, allowing you to confidently move over the most challenging terrain.Ideal for summer and dry-weather trail running, the TRAILFLY is a comfortable, everyday training shoe you won’t want to take off. Use it for everyday running or even ultramarathons and ensure comfortable and safe running.Technical specificationFitness - StandardStud depth - 4mmSurface - Hard packed and rockyMidsole - POWERFLOW PROProtection against sharp edges - META-PLATE plateOutsole component - GRAPHENE-GRIPWeight: 280gTotal sole height - 29mm heel / 23mm toeMidsole height - 18mm heel / 12mm toeDrop - 6 mm GRAPHENE-GRIP RUBBER OUTSOLE4mm GRAPHENE-GRIP rubber studs are carefully positioned in multiple directions to enhance traction, quickly clear debris, increase toe propulsion and aid heel braking. The graphene-reinforced rubber has also been improved to provide additional wet grip compared to previous models.POWERFLOW PRO MIDSOLEA springy, cushioned ride that remains highly responsive is provided by the new POWERFLOW PRO foam midsole. That incredible underfoot comfort and propulsion is built in a way that still provides the ground feel you need when running over uneven, dangerous terrain.AIR MESH UPPERA single piece of material with air mesh makes the shoe highly breathable and comfortable. Thick MET-CRADLE straps over the air mesh upper connect the midfoot to the heel, providing a snug, secure feel when you pull the laces.BOOMERANG FOOTBEDSave energy on long runs with the BOOMERANG footbed. The footbeds feature hundreds of foam beads that compress and spring back, providing 40% energy return per stride. Ideal for longer runs where you want to maximize every ounce of energy.CHOICE OF FITTRAILFLY conforms to the natural shape of your foot, locking it in at the heel and then widening it out at the toe. Available in standard and wide fit. Choose the Wide Fit if you have wide feet or need more room for longer runs.