Tackle your next run with the lightweight and responsive inov-8 Roadclaw 275 Knit road running shoes. Built for ultimate comfort and protection over long distances. Surface : Road. Drop : 8mm. Footbed : 6mm / Removable. Midsole Stack : 20mm / 12mm Shoe Fit Scale: Grade 5. 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. Quick-drying and highly breathable knitted upper provides an ergonomic fit with antimicrobial properties to combat odor. ADAPTERFIT meta-cradle adapts to the movements and swelling of the foot for an adaptive, more comfortable fit and feel. Padded tongue and collar with traditional lace-up closure. External Heel Cage wraps around the rear of the shoe and provides support in the heel. Breathable fabric lining offers a great in-shoe feel. POWERFLOW midsole delivers 10 percent shock absorption and 25 percent better energy return than standard midsoles. Dynamic Fascia Band (DFB) mimics the Windlass Effect by transferring a jolt of energy with each step, promoting a faster, more efficient stride. Sticky rubber outsole with 3.5mm deep lugs that deliver enhanced traction and stability. Imported. Measurements: Weight: 9.7 oz Product measurements were taken using size UK 10 (US Mens 11), width M. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.