The inov-8 Fastlift 360 weightlifting shoe delivers the perfect balance of stability, durability, and freedom of movement, making them the perfect shoe for beginners and seasoned lifters alike. Surface: Gym. Drop: 16.5mm. Footbed: 6mm. Midsole Stack: 16.5mm / 0mm. Shoe Fit Scale: Grade 4. inov-8 shoes are designed with Met-Cradle technology to lock down the mid-foot for a stable hold. ~Graded on a scale of 1-5, Grade 1 represents the closest, most precise fit. Grade 5 has the widest fitting toe box.~ Lightweight and extremely-flexible synthetic upper maintains durability and breathability. Lace-up closure with a single hook-and-loop strap across the midfoot for lasting support without compromising movement. Padded tongue and collar. Welded rubber toe cap for added protection. POWERTRUSS Heel utilizes hollow columns to provide a lightweight and stable base. (EHC) External Heel Cage wraps around the rear of the shoe and provides support in the heel. META-FLEX technology in the forefoot for optimal multi-directional flexibility that moves with the natural motion of your foot. Sticky rubber outsole delivers outstanding underfoot grip and traction for every workout.