These Columbia MONTRAIL F.K.T. trail shoes are lightweight and reliable offering a perfect mix of traction and support. Soft and seamless textile upper provided adjustable fit for optimal stability. The midsole, from a lightweight EVA with an integrated protective TrailShield platform, supports fluent running with a high energy response. The multi-direction groove pattern on the outsole provides excellent traction on any surface, so you can confidently run on mud, hiking trail, gravel or pebbles. You will be ready to face a new challenge in these shoes. Abbreviation F.K.T. means - Fastest Known Time