Inov8 TrailFly Speed WIDE FIT Mens Trail Running Shoes - Blue Shoe Size:UK 7.5 New Labyrinth seal has zero

New Labyrinth seal has zero drag for incredible freewheeling performance

GUIDANCE LINE technology appears in the tooling to improve gait efficiency

Battery life: up to 120 hours (with LR44 battery type)

On the Impulso Pro

Inov8 TrailFly Speed WIDE FIT Mens Trail Running Shoes - Blue Shoe Size:UK 7.5 New Labyrinth seal has zeroWho said trail running should be slow? Unleash your inner animal and fly over the ground in the TRAILFLY SPEED: trail racing shoes for hard and rocky ground. Built on a brand new, anatomical shape, the TRAILFLY SPEED hugs the natural contours of your foot. The shoe fits snugly at the heel, giving you that locked in feel, and then widens to allow your toes to splay. This gives a comfortable, secure and responsive feel as you race over technical trail.