For trail-running adventure seekers, the Mad River TR is a fast, grippy trail running shoe that puts you in control of your destiny with customizable features to make it entirely your own.Overview? PWRFOAM midsole? EVERUN topsole construction for continuous cushioning throughout the run? PWRTRAC tacky rubber, combined with a dual compound outsole, and rugged directional lugs for confidence on any surface at any speed? Natural foot shape allows for wide toe splay for stabilization and power transfer? Integrated tongue helps keep debris out and has a gaiter-compatible D Ring to give the option of adding extra protection? Elastic lace keeper holds laces out of the way? Durable upper materials enhance protection in high-abrasion areasSpecs? Shoe Category: Trail? Pronation: Neutral? Cushion: Responsive? Construction Type: Trail? Surface: Trail, Grass? Arch: Normal (Mid)? Water Resistant: No? Waterproof: No? Offset: 4mm? Heel Stack Height: 23mm? Forefoot Stack Height: 19mm? Weight: 309 g.