For moving light-and-fast through rough terrain, the Filson x Merrell MQM Trail Runner combines the support of a hiker with the lightweight flexibility of a trail runner. Waterproof and breathable, the GORE-TEX® membrane keeps your feet dry while letting sweat escape. Constructed with abrasion-resistant nylon and ripstop uppers. A bellowed tongue with integrated lacing system provides a secure fit and keeps out debris. Features a removable Kinetic Fit™ insole and a protective TPU toe cap. The FLEXconnect™ dual-directional grooves on the Quantum Grip™ sole offer enhanced traction.