Inov-8’s TRAILFLY ULTRA G 300 MAX is a revolutionary trail shoe featuring the world’s first Graphene-enhanced foam: G-FLY. The foam delivers a 25% greater energy return and retains optimal levels of underfoot rebound for longer. The result? Runners feel faster and fresher over greater distances. Increasing comfort, the supportive upper reacts to the natural swelling of the foot. Thanks to a unique ADAPTeR-FLeX groove, it can adapt to the terrain like no other. Underneath, inov-8’s proven GRAPHeNe-GRIP rubber delivers the world’s toughest trail traction. With the TRAILFLY ULTRA G 300 MAX, it is time to defy the limits of your long run.