Details La Sportiva Mutant Trail Running Shoe - Women's The Mutant is a well cushioned, aggressively soled trail running shoe from La Sportiva, with super durable construction that will endure some serious mileage. Designed for running in rugged terrain, they feature the stickiest FriXion® rubber to ensure positive traction on wet and loose trails. Fusiongate™ Lacing and a spiral, wrap-around tongue give a secure, protective fit. Weight: 256 g Spyraltongue™ Technology for easy entry and a snug fit Integrated Fusiongate™ Technology Lacing Harness with High Frequency reinforcements for a fantastic fit Incredible traction with FriXion® XF, La Sportiva's stickiest running shoe sole compound Sublime cushioning tames the trails LAST: Women's Tempo 2 Ergo FIT: Medium/Wide UPPER: AirMesh/ TPU / 4-way stretch dynamic scree guard LINING: AirMesh MIDSOLE: Injection Moulded EVA / TPU Stabilizer DROP (MM): Heel: 26mm / Toe: 16mm / Drop: 10mm CUSHIONING: Midsole 32A SOLE: FriXion® XF / V-Groove™ with Impact Brake System™   Specifications Mutant Trail Running Shoe - Women's